2BXBERSR32UEC Refresher

UEC Refresher RSR-32 Product Spec RF Protocol Bluetooth 4.2 RF Type 2.4GHz Mechanical and Electrical Dimension （Height X Length X Width） 5.3 X 11.7 X 4.0 cm Material PC Push Button Function: When the internal button is pressed, it detects if the Refresher LED light is lit, and if so, the STATUS LED light also illuminates. If you don't do it on time, it will return to power saving mode. Power CR-2450 3.0V Battery 620mAh If the results are sent every five minutes, it is expected to be useful for 2 years. Operating Environment Working Temperature： -20∘C -60∘C Working Humidity：10% - 90%RH Operating Manual 1. First, remove the four screws on the top cover and remove the top cover to expose the battery holder on the circuit board. 2. Remove the isolation tab of the CR2450 coin cell battery and it will work. 3. Please record the time when the battery started working and stick it on the back of the cover for record. 4. Assembling Refresher Monitor to the Refresher before it is powered on 5. Press the button, and the STATUS LED will not light up because no light source is detected. 6. When the Refresher machine is plugged in, the LED will glow when it is working properly, and if the button is pressed at this time, the STATUS LED will light up. 7. Close the top cover and lock the four screws. 8. Setup is complete. Federal Communication Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment o` and on, the user is encouraged to try to correct the interference by one of the following measures: . Reorient or relocate the receiving antenna. . Increase the separation between the equipment and receiver. . Connect the equipment into an outlet on a circuit di`erent from that to which the receiver is connected. . Consult the dealer or an experienced radio/TV technician for help. FCC Caution: To assure continued compliance, any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. (Example - use only shielded interface cables when connecting to computer or peripheral devices). FCC Radiation Exposure Statement This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20 centimeters between the radiator and your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. The antennas used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.

Agent letter FCC attestation statement Kiwa Page 1 of 2 RF_753, Issue 4 17-07-2025 Kurosio Biotechnology Co., Ltd. U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Kiwa Nederland B.V. Wilmersdorf 50 7327 AC Apeldoorn Postbus 137 7300 AC Apeldoorn Netherlands ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company name: FRN: ☐ 10 digit number: ☒ The US Agent does not have a FRN because this person does not do business with the FCC Contact person name: Tracy Heims Street address: 100 2nd street South Suite 290 ZIP/City/State 98020/Edmonds/Washington Telephone number: +1-206-499-0414 Email address: [email protected] Signature: Date: 2026/08/20 This letter is to confirm that we (“the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission- related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: Kurosio Biotechnology Co., Ltd. FCC ID: 2BXBERSR32 FRN: 0038688743 Contact person name: Wen Lung Cheng Street address: 10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., ZIP/City/State/Country New Taipei City Taiwan Telephone number: +886 0987080807 Email address: [email protected] Signature: Date: 2026/08/13

Covered list attestation FCC application letter Kiwa Page 1 of 2 RF_755_03 06-06-2024 Kurosio Biotechnology Co., Ltd. Certification Application Attestation Statements <Company name> Kurosio Biotechnology Co., Ltd. <FRN:> 0038688743 <adress> 10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., <ZIP / Postcode> New Taipei City <city> <country> Taiwan Subject: FCC ID: < 2BXBERSR32 > To Whom It May Concern: Statement for 47 CFR section 2.911(d)(5)(i) 1. [Kurosio Biotechnology Co., Ltd.] certifies that as of the date of the application the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, including affiliates or subsidiaries of the named companies, the applicant must include an explanation on why the equipment is not “covered” equipment. 2. [Kurosio Biotechnology Co., Ltd.] certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Additional Explanation: <N/A> Statement for 47 CFR section 2.911(d)(5)(ii) [Kurosio Biotechnology Co., Ltd.] (“the applicant”) certifies that, as of the date of the filing of this application, the applicant - is / - is not (3) identified on the Covered List as an entity producing “covered” equipment. Date: 2026/08/13 City: New Taipei City Name (2) : Wen Lung Cheng Function: Manager Telephone number: +886 0987080807 Email address: [email protected] Signature:

RF_160_06 Declaration of Authorisation Date of issue 13-08-2025 (On manufacturer’s company letter heading) Declaration of Authorization We Name: Kurosio Biotechnology Co.,Ltd. Address: 10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., City: New Taipei City Country: Taiwan Declare that: Name Representative of agent: Chieh Tseng Agent Company name: Worldwide Testing Services (Taiwan) Co., Ltd. Address: 6F., No. 58, Lane 188, Ruey Kuang Road, Neihu Dist., City: Taipei City 114, Country Taiwan is authorized to apply for Certification of the following product(s): Product description: UEC Refresher Type designation: RSR-32 Trademark: Kurosio Validity/ expiry date on our behalf. Date: 2026/08/13 City: New Taipei City Name: Wen Lung Cheng Function: Manager Signature: Notes: (1): Required for FCC application (2): For FCC it must be the Grantee Code “owner” or the authorized agent.

FCC, Request for non-disclosure Date: 18-08-2025 RF_501, Issue 12 Page 1 of 2 Company Name: Kurosio Biotechnology Co., Ltd. Address: 10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., City: New Taipei City Country: Taiwan To: Kiwa Netherlands B.V., Dept. FCC TCB Wilmersdorf 50 7327 AC Apeldoorn The Netherlands Subject: Request for confidentiality FCC ID: 2BXBERSR32 Reference number: ###### Dear FCC TCB, 1. Long-Term Confidentiality Pursuant to 47 CFR Section 0.459(a) & (b), we hereby requests non-disclosure and confidential treatment of the following materials submitted in support of FCC certification application: Bill(s) of Material Block Diagrams Operational Description Schematic Diagrams Tune-up Procedure Above materials contain secrets, proprietary and technical information, which would customarily be guarded from competitors under 47 CFR, section 0.457(d)(2). Disclosure or publication or any portion of this company confidential material to other parties could cause substantial competitive harm and provide unjustified benefits for competitors. 2. Short-Term Confidentiality (STC) Pursuant to Public Notice DA 04-1705 of the Commission’s policy, in order to comply with the marketing regulations in 47 CFR §2.803 and the importation rules in 47 CFR §2.1204, applicant hereby requests Short-Term Confidential treatment of the following materials (See notes below): Internal Photos User’s Manual Test Set-up Photos External Photos Justification: Date: 2026/08/13 Name and signature of applicant: Wen Lung Cheng Notes: 1) A document or type of document can only have ONE type of confidentiality! 2) Short-Term confidentiality is in principle for 45 days from date of grant; it can be extended max 3 times (total time 180 days max.)! The planned date should state in the RF731 application form. 3) FCC must be informed when marketing begins earlier. 4) Release takes place automatically thus extension must be requested in time. Telefication does not remind you of this! 5) Request for extension or for release must be received by Kiwa NL B.V. at least 7 days before date of actual marketing or before expiration of the STC period

Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 2 of 22 External Photos Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 3 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 4 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 5 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 6 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 7 of 22

Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 8 of 22 Internal Photos Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 9 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 10 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 11 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 12 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 13 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 14 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 15 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 16 of 22

of Applicant: Kurosio Biotechnology Co., Ltd. Address: 10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., New Taipei City Taiwan Tested and Prepared by Worldwide Testing Services (Taiwan) Co., Ltd. FCC Registration No.: TW1072, TW1140, TW1146, TW1477, TW0037 Industry Canada filed test laboratory Reg. No.: 20037, 31634 Report No.: W6M22607-25265-EE 6F, NO. 58, LANE 188, RUEY-KUANG RD., NEIHU TAIPEI 114, TAIWAN, R.O.C. TEL: 886-2-66068877 FAX: 886-2-66068879 E-mail: [email protected] FCC RF Exposure Exemption report for UEC Refresher Model No.: RSR-32 FCC ID: 2BXBERSR32 Registration number: W6M22607-25265-EE FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Page 1 of 9 TABLE OF CONTENTS 1 GENERAL INFORMATION ......................................................................................................................................... 2 1.1 NOTES ...................................................................................................................................................................... 2 1.2 TESTING LABORATORY ............................................................................................................................................. 3 1.3 APPLICATION DETAILS .............................................................................................................................................. 3 1.4 GENERAL INFORMATION OF TEST ITEM ..................................................................................................................... 4 1.5 DUTY CYCLE AND FACTOR ........................................................................................................................................ 5 1.6 TEST STANDARDS ..................................................................................................................................................... 6 2 TEST CONFIGURATION ............................................................................................................................................. 7 2.1 TEST ENVIRONMENT ................................................................................................................................................. 7 2.2 MEASUREMENT UNCERTAINTY ................................................................................................................................. 7 2.3 TEST EQUIPMENT LIST .............................................................................................................................................. 7 3 EQUIVALENT ISOTROPIC RADIATED POWER (EIRP)...................................................................................... 8 3.1 EXEMPTION LIMITS FOR ROUTINE EVALUATION ...................................................................................................... 8 Registration number: W6M22607-25265-EE FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Page 2 of 9 1 General Information 1.1 Notes The purpose of conformity testing is to increase the probability of adherence to the essential requirements or conformity specifications, as appropriate. The complexity of the technical specifications, however, means that full and thorough testing is impractical for both technical and economic reasons. Furthermore, there is no guarantee that a test sample which has passed all the relevant tests conforms to a specification. Neither is there any guarantee that such a test sample will interwork with other genuinely open systems. The existence of the tests nevertheless provides the confidence that the test sample possesses the qualities as maintained and that is performance generally conforms to representative cases of communications equipment. Laboratory disclaimer- 1. The test results of this test report relate exclusively to the item tested as specified in 1.5. 2. The test report may only be reproduced or published in full. 3. Reproduction or publication of extracts from the report requires the prior written approval of the Worldwide Testing Services(Taiwan) Co., Ltd. 4. Antenna gain is provided by applicant and laboratory issue relevant data and results. Tester: August 12, 2026 Rick Chen Date WTS-Lab. Name Signature Technical responsibility for area of testing: August 12, 2026 Kevin Wang Date WTS Name Signature Registration number: W6M22607-25265-EE FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Page 3 of 9 1.2 Testing laboratory 1.2.1 Location 10m OATS No.5-1, Lishui, Shuang Sing Village, Wanli Dist., New Taipei City 207, Taiwan (R.O.C.) 3 meter semi-anechoic chamber No. 99, Sec. 1, Balian Rd., Xizhi Dist., New Taipei City 221032, Taiwan (R.O.C.) Worldwide Testing Services (Taiwan) Co., Ltd. 6F., No. 58, Ln. 188, Ruiguang Rd., Neihu Dist., Taipei City 114 , Taiwan (R.O.C.) Tel: 886-2- 6606-8877 1.2.2 Details of accreditation status Accredited testing laboratory FCC filed test laboratory Reg. No.: TW1072, TW1140, TW1146, TW1477, TW0037 Industry Canada filed test laboratory Reg. No.: 20037, 31634 Test location, where different from Worldwide Testing Services (Taiwan) Co., Ltd. : Name: ./. Accredited no.: ./. Street: ./. Town: ./. Country: ./. 1.3 Application details Approval holder Name: Kurosio Biotechnology Co., Ltd. Street: 10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., Town: New Taipei City Country: Taiwan Manufacturer: (if applicable) Name: UEC System Solutions Corp. Street: 5F-1, No. 128, Xinhu 2nd Rd., Neihu District, Town: Taipei City, 114674, Country: Taiwan, R.O.C. Registration number: W6M22607-25265-EE FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Page 4 of 9 Application details Date of receipt of test item: July 28, 2026 Date of test: from July 29, 2026 to August 12, 2026 1.4 General information of Test item Type of test item: UEC Refresher Model no.: RSR-32 Multi-listing model no.: ./. Brand name: Kurosio Power supply: Battery 3Vd.c. (CR2450) Technical data Mode Channel Conducted Power (dBm) BLE Ch 0 : 2402 MHz -13.95 Ch 19 : 244…

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47CFRPART15SUBPARTCTESTREPORT for UEC RefresherModelNo .:RSR-32 FCCID:2BXBERSR32 of Applicant:Kurosio Biotechnology Co., Ltd. Address:10 F., No. 13, Ln. 90, Yazhou Rd., Tucheng Dist., New Taipei City Taiwan TestedandPrepared by Worldwide Testing Services (Taiwan) Co., Ltd. FCC Registration No.: TW1072, TW1140, TW1146, TW1477, TW0037 Industry Canada filed test laboratory Reg. No.: 20037, 31634 Report No.: W6M22607-25265-C-1 6F, NO. 58, LANE 188, RUEY-KUANG RD., NEIHU TAIPEI 114, TAIWAN, R.O.C. TEL:886-2-66068877FAX:886-2-66068879E-mail:[email protected] Registrationnumber:W6M22607-25265-C- 1FCC ID: 2BXBERSR32 Page1of23 WorldwideTestingServices(Taiwan)Co.,Ltd. TABLE OF CONTENTS 1 GENERALINFORMATION...........................................................................................................................................2 1.1 NOTES........................................................................................................................................................................2 1.2 TESTINGLABORATORY...............................................................................................................................................3 1.3 APPLICATION DETAILS................................................................................................................................................3 1.4 GENERALINFORMATION OFTEST ITEM.......................................................................................................................4 1.5 DUTYCYCLE AND FACTOR..........................................................................................................................................4 1.6 TEST STANDARDS.......................................................................................................................................................5 2 TESTCONFIGURATION...............................................................................................................................................6 2.1 TEST ENVIRONMENT...................................................................................................................................................6 2.2 MEASUREMENTUNCERTAINTY...................................................................................................................................6 2.3 TESTEQUIPMENTLIST................................................................................................................................................7 3 TESTRESULTS(ENCLOSURE)...................................................................................................................................8 3.1 PEAKOUTPUTPOWER(TRANSMITTER).......................................................................................................................9 3.2 SPURIOUSEMISSIONSRADIATED–TRANSMITTEROPERATING..................................................................................12 3.3 EMISSIONSINNONRESTRICTED FREQUENCYBANDS..................................................................................................14 3.4 MINIMUM6DBBANDWIDTH....................................................................................................................................16 3.5 PEAKPOWERSPECTRALDENSITY............................................................................................................................19 3.6 POWERLINECONDUCTEDEMISSION........................................................................................................................22 Appendix: Diagrams Registrationnumber:W6M22607-25265-C- 1FCC ID: 2BXBERSR32 Page2of23 WorldwideTestingServices(Taiwan)Co.,Ltd. August12,2026RickChen 1General Information 1.1Notes The purpose of conformity testing is to increase the probability of adherence to the essential requirements or conformity specifications, as appropriate. The complexity of the technical specifications, however, means that full and thorough testing is impractical for both technical and economic reasons. Furthermore, there is no guarantee that a test sample which has passed all the relevant tests conforms to a specification. Neither is there any guarantee that such a test sample will interwork with other genuinely open systems. The existence of the tests nevertheless provides the confidence that the test sample possesses the qualities as maintained and that is performance generally conforms to representative cases of communications equipment. Laboratory disclaimer- 1. The test results of this test report relate exclusively to the item tested as specified in 1.5. 2. The test report may only be reproduced or published in full. 3. Reproduction or publication of extracts from the report requires the prior written approval of the Worldwide Testing Services(Taiwan) Co., Ltd. 4. Antenna gain is provided by applicant and laboratory issue relevant data and results. Tester: DateWTS-Lab.NameSignature Technical responsibility for area of testing: August 12, 2026Kevin Wang DateWTSNameSignature Registrationnumber:W6M22607-25265-C- 1FCC ID: 2BXBERSR32 Page3of23 WorldwideTestingServices(Taiwan)Co.,Ltd. 1.2Testing laboratory 1.2.1 Location 10m OATS No.5-1, Lishui, Shuang Sing Village, Wanli Dist., New Taipei City 207, Taiwan (R.O.C.) 3 meter semi-anechoic chamber No. 99, Sec. 1, Balian Rd., Xizhi Dist., New Taipei City221032, Taiwan (R.O.C.) Worldwide Testing Services (Taiwan) Co., Ltd. 6F., No. 58, Ln. 188, Ruiguang Rd., Neihu Dist., Taipei City 114 , Taiwan (R.O.C.) Tel: 886-2-6606-8877 1.2.2 Details of accreditation status Accredited testing laboratory FCC filed test laboratory Reg. No.: TW1072, TW1140, TW1146, TW1477, TW0037 Industry Canada filed test laboratory Reg. No.: 20037, 31634 Test location, where different from Worldwide Testing Services (Taiwan) Co., Ltd. : Name:./. Accredited no.:./. Street:./. Town:./. Country:./. 1.3 Application details Approval holder Name:Kurosio Biotechnology Co., Ltd. Street:10 F., No. 13, Ln. 90, Yaz…

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Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 17 of 22 Set Up Photo of Radiated Emission EMI Below 1GHz Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 18 of 22 Above 1GHz Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 19 of 22 Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 20 of 22 RF Below 1GHz Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 21 of 22 Above 1GHz Registration number: W6M22607-25265-FCC FCC ID: 2BXBERSR32 Worldwide Testing Services(Taiwan) Co., Ltd. Appendix page 22 of 22