2BF27SFICUBE-ULTRALaser Engraving Machine

ICUBE ULTRA 1. Make sure the machine is placed on a stable platform during operation. 2. As laser radiation can cause eye injury, protective measures should be taken before operating the machine. Always wear safety goggles to protect your eyes from laser hazards. 3. Do not move the machine or the engraving material while the machine is operating, as this may affect engraving quality or pose safety risks. Do not leave the machine unattended during operation. 4. Minors must operate this product under the supervision and assistance of an adult. 5. Do not disassemble any parts of the machine when it is powered on, to avoid accidentally touching the power supply. Also, do not touch any electronic components with your hands or other tools. 6. Stop using the product and disconnect the power immediately if any of the following situations occur. •A burnt smell is detected coming from the machine. •An open flame is generated from the engraving material. •The internal components of this product have been damaged. •This product stops working unexpectedly. •The product emits abnormal noises or flashes of light not previously observed. 7. Caution—use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. 8. The ‘Safety Door’ function of this machine is enabled by default. You can configure the Safety Door settings by entering the following commands in the LightBurn console. •$safe=0（It indicates that the ‘Safety Door’ function is disabled, allowing the machine to operate without the protective cover. Be sure to wear goggles for safety protection.） •$safe=1（It indicates that the ‘Safety Door’ function is enabled. The machine will not start engraving unless the protective cover is properly installed.） 9. Warning and Indicator Labels The warning and indicator labels are placed in areas where potential hazards may occur before or during operating. Replace the labels immediately if damaged or missing. You can use the templates below to copy and print the labels you need (printable files are available in the online manual). Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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. Note: 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 off and on, the user is encouraged to try to correct the interference by one or more 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 different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 1 Safety Information (Read Carefully) 2 Packing List iCube Ultra Machine Body Lable iCube Ultra Dual Machine Body Lable iCube Ultra SHENZHEN SCULPFUN TECHNOLOGY CO., LTD. THIS PRODUCT COMPLIES WITH 21 CFR 1040.10 AND 1040.11 EXCEPT FOR DEVIATIONS PURSUANT TO LASER NOTICE NO. 56, DATED FEBRUARY 21, 2023 Product Name Product Model Machine Size Laser Engraving Machine iCube Ultra 335*357*289mm Input Power Engraving Size Machine Weight 12V 6A 150*150mm 5.95KG Room 401, Building 13, No. 140, Guanlan Avenue, Sihe Community, Fucheng Street, Longhua District, Shenzhen City, China sculpfun.com E-mail : [email protected] Avoid running the machine without supervision CAUTION LASER 1 Maximum Output: 12W Diode Wavelength: 450±5nm CLASS 1 CONSUMER LASER PRODUCT IEC 60825-1�2014 EN 60825-1�2014+A11�2021 EN 50689�2021 CAUTION -VISIBLE LASER LIGHT WHEN OPEN AND INTERLOCKS DEFEATED AVOID EYE OR SKIN EXPOSURE TO DIRECT OR SCATTERED RADIATION LASER ENERGY -EXPOSURE NEAR APERTURE AY CAUSE BURNS iCube Ultra Dual SHENZHEN SCULPFUN TECHNOLOGY CO., LTD. THIS PRODUCT COMPLIES WITH 21 CFR 1040.10 AND 1040.11 EXCEPT FOR DEVIATIONS PURSUANT TO LASER NOTICE NO. 56, DATED FEBRUARY 21, 2023 Product Name Product Model Machine Size Laser Engraving Machine iCube Ultra Dual 335*357*289mm Input Power Engraving Size Machine Weight 12V 6A 150*135mm 5.95KG Room 401, Building 13, No. 140, Guanlan Avenue, Sihe Community, Fucheng Street, Longhua District, Shenzhen City, China sculpfun.com E-mail : [email protected] Avoid running the machine without supervision CAUTION LASER 1 Maximum Output: 12W Diode+1.2W IR Wavelength: 450±5nm / 1064nm CLASS 1 CONSUMER LASER PRODUCT IEC 60825-1�2014 EN 60825-1�2014+A11�2021 EN 50689�2021 CAUTION -VISIBLE LASER LIGHT WHEN OPEN AND INTERLOCKS DEFEATED AVOID EYE OR SKIN EXPOSURE TO DIRECT OR SCATTERED RADIATION LASER ENERGY -EXPOSURE NEAR APERTURE AY CAUSE BURNS DANGER ! 12VDC 6A 1064nm iCube Ultra 1.2W Laser Aperture AVOID EXPOSURE LASER RADIATION IS EMITTED FROM THIS APERTURE Laser Aperture AVOID EXPOSURE LASER RADIATION IS EMITTED FROM THIS APERTURE 450nm 12W Laser Head Lable Laser Warning Label Laser Warning Label 1064nm 1.2W Laser H…

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U.S. AGENT LETTER OF ATTESTATION Date: 2025-08-20 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 4 7 §2.911 ( d)(7) Filing FCC ID: 2BF27SFICUBE-ULTRA Shenzhen Sculpfun Technology Co., Ltd. certifies that, as of the date of the filing of the application, Iconsigh Inc. is our designated U.S. agent for service of process for the above referenced FCC ID. Shenzhen Sculpfun Technology Co., Ltd. accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Iconsigh Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Name: Iconsigh Inc. Address: 2310 Homestead Road, Suite C 1, Los Altos, CA 94024, USA FRN: 0033398652 Tel.: + 1 ( 408) 320-9867 Email: [email protected] Signed by (printed name): Benjamin Kaur Signature: Applicant: Shenzhen Sculpfun Technology Co., Ltd. Address: Room 401, Building 13, No. 140, Guanlan Avenue, Sihe Community, Fucheng Street, Longhua District, Shenzhen City, Guangdong,China FRN: 0035331347 Tel: 86-13049380508 Fax: 86-0755-8936 6592 Email: [email protected] Signed by (printed name): JIA HE Signature: j IA HE,

Shenzhen Sculpfun Technology Co., Ltd. Address: Room 401, Building 13, No. 140, Guanlan Avenue, Sihe Community, Fucheng Street, Longhua District, Shenzhen City, Guangdong,China Tel: 86-13049380508; F ax: 86-0755-8936 6592 Email: [email protected] FCC Authorization Date: 2025-08-20 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, Shenzhen Sculpfun Technology Co., Ltd., the undersigned, hereby authorizes Bay Area Compliance Laboratories Corp. (Shenzhen) to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratories Corp. (Shenzhen) on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature: J IA Hf JIAHE Product Manager QA-FR-170-B 7/29/2014

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 1 of 9 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Model: iCube Ultra Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 2 of 9 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 3 of 9 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 4 of 9 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 5 of 9 Model: iCube Ultra Dual Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 6 of 9 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 7 of 9 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 8 of 9 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-EXP Page 9 of 9 Adapter Label

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF EXHIBIT A - FCC ID LABEL AND LOCATION Model: iCube Ultra FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925) Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF Model: iCube Ultra Dual FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 1 of 21 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 2 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 3 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 4 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 5 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 6 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 7 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 8 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 9 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 10 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 11 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 12 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 13 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 14 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 15 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 16 of 21 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 17 of 21 ANT Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 18 of 21 Blue Laser: For Model iCube Ultra & Model iCube Ultra Dual Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 19 of 21 Red Laser: For Model iCube Ultra Dual Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 20 of 21 Short Limit Switch: For Model iCube Ultra Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: 2501U66392E-RF-INP Page 21 of 21 Long Limit Switch: For Model iCube Ultra Dual

Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501U66392E-RF-00B TR-EM-RF003 Page 66 of 68 Version 4.1 RF EXPOSURE EVALUATION MPE-Based Exemption Applicable Standard According to subpart 15.247 (i) and subpart 2.1091 systems operating under the provisions of this section shall be operated in a manner that ensures the public is not exposed to RF energy level in excess of the communication guidelines. According to KDB 447498 D04 v01 Interim General RF Exposure Guidance MPE-Based Exemption: General frequency and separation-distance dependent MPE-based effective radiated power(ERP) thresholds are in Table B.1 [Table 1 of § 1.1307(b)(3)(i)(C)] to support an exemption from further evaluation from 300 kHz through 100 GHz. Ris the minimum separation distance in meters f = frequency in MHz Result Antenna Gain#ERP Mode Frequency (MHz) Tune up conducted power # (dBm) (dBi)(dBd)(dBm)(mW) Evaluation Distance (m) ERP Limit (W) BT2402-2480 5.0 2-0.15 4.85 3.05 0.2 768 BLE2402-2480 5.0 2-0.15 4.85 3.05 0.2 768 Note: The tune up conducted power and antenna gain was declared by the applicant. To maintain compliance with the FCC’s RF exposure guidelines, place the equipment at least 20cm from nearby persons. Result: Compliant

Note: The information marked # is provided by the applicant, the laboratory is not responsible for its authenticity and this information can affect the validity of the result in the test report. Customer model name, addresses, names, trademarks etc. are included. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report must not be used by the customer to claim product certification, approval, or endorsement by NVLAP or any agency of the U.S. Government. This report may contain data that are not covered by the NVLAP accreditation and are marked with an asterisk “▼”. Bay Area Compliance Laboratories Corp. (Shenzhen) 5F(B-West) , 6F, 7F, the 3rd Phase of Wan Li Industrial Building D, Shihua Rd, FuTian Free Trade Zone, Shenzhen, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn TR-EM-RF003 Page 1 of 68 Version 4.1 TEST REPORT Applicant Name:Shenzhen Sculpfun Technology Co., Ltd. Address:Room 401, Building 13, No. 140, Guanlan Avenue, Sihe Community, Fucheng Street, Longhua District, Shenzhen City, China Report Number:2501U66392E-RF-00B FCC ID:2BF27SFICUBE-ULTRA Test Standard (s) FCC PART 15.247 Sample Description Product Type:Laser Engraving Machine Model No.:iCube Ultra Multiple Model(s) No.:iCube Ultra Dual Trade Mark:SCULPFUN Date Received:2025-06-23 Issue Date:2025-09-29 Test Result:Pass ▲ ▲ In the configuration tested, the EUT complied with the standards above. Prepared and Checked By:Approved By: Bruce LinNancy Wang RF EngineerRF Supervisor Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: 2501U66392E-RF-00B TR-EM-RF003 Page 2 of 68 Version 4.1 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ..........................................................................................................................3 GENERAL INFORMATION ........................................................................................................................................4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT)......................................................................................4 OBJECTIVE ....................................................................................................................................................................4 TEST METHODOLOGY....................................................................................................................................................4 MEASUREMENT UNCERTAINTY .....................................................................................................................................5 TEST FACILITY ..............................................................................................................................................................5 SYSTEM TEST CONFIGURATION ...........................................................................................................................6 SUMMARY OF TEST RESULTS ................................................................................................................................9 TEST EQUIPMENT LIST ..........................................................................................................................................10 REQUIREMENTS AND TEST PROCEDURES ......................................................................................................12 AC LINE CONDUCTED EMISSIONS...............................................................................................................................12 UNWANTED EMISSION FREQUENCIES AND RESTRICTED BANDS .................................................................................14 6 DB EMISSION BANDWIDTH .......................................................................................................................................17 PEAK OUTPUT POWER MEASUREMENT .......................................................................................................................19 POWER SPECTRAL DENSITY ........................................................................................................................................20 100 KHZ BANDWIDTH OF FREQUENCY BAND EDGE....................................................................................................21 CONDUCTED SPURIOUS EMISSION...............................................................................................................................22 DUTY CYCLE ...............................................................................................................................................................23 ANTENNA REQUIREMENT .....................................................................................................................................24 TEST DATA AND RESULTS .....................................................................................................................................25 AC LINE CONDUCTED EMISSIONS...............................................................................................................................25 UNWANTED EMISSION FREQUENCIES AND RESTRICTED BANDS .................................................................................32 6DB EMISSION BANDWIDTH........................................................................................................................................54 99% OCCUPIED BANDWIDTH ......................................................................................................................................56 MAXIMUM CONDUCTED OUTPUT POWER ...................................................................................................................58 POWER SPECTRAL DENSITY .................…

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www.feasycom.com Bluetooth antenna of PCB on-board specification Document Type: 2.4GHz antenna of PCB on-board Document Version: V1.0 Release Date: Dec. 15，2024 Antenna manufacturer: Shenzhen Feasycom Co.,Ltd Address: Rm 508, Building A, Fenghuang Zhigu, No.50, Tiezai Road, Xixiang, Baoan District, Shenzhen, 518102, China Feasycom Technology Co.,Ltd. Telephone: 86-755-27924639 www.feasycom.com www.feasycom.com Specification Product Number: 2.4GHz antenna Sample Photo: A. Electrical Characteristics Frequency 2400 ~ 2500 MHz S.W.R. <=2.0 Gain 2.0 dBi Efficiency ~ 40% Polarization Linear Impedance 50 Ohm B. Material & Mechanical Characteristics Material of Radiator copper C. Environmental Operation Temperature - 40°C ~ + 85°C Storage Temperature - 40°C ~ + 105°C Return Loss www.feasycom.com Radiation Pattern Radiation Pattern and Gain were dependent on measurement board design. 2400MHz 2450MHz www.feasycom.com 2500MHz

Bay Area Compliance Laboratories Corp. (Shenzhen) EXHIBIT No.: 2501U66392E-RF-TSP Page1 / 3 TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) EXHIBIT No.: 2501U66392E-RF-TSP Page2 / 3 Radiated Emissions View (Below 30MHz) Radiated Emissions View (Below 1 GHz) Bay Area Compliance Laboratories Corp. (Shenzhen) EXHIBIT No.: 2501U66392E-RF-TSP Page3 / 3 Radiated Emissions View (1-18 GHz) Radiated Emissions View (18-25 GHz) *****END *****