X55AF250LeoFresnel

U.S.AGENTLETTEROFATTESTATION Date: 2023-10-13 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(7) Filing FCC ID:X55AF250 Astera LED Technology GmbH 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. Astera LED Technology GmbH 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: Company Name: Iconsigh Inc. Address: 2310 Homestead Road, Suite C1, Los Altos, CA, 94024, USA FRN: 0033398652 Tel.: +1 (408) 320-9867 Email: [email protected] Signed by (printed name): Benjamin Kaur Signature: Applicant: Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany FRN: 0019416791 Tel: +86 (755) 28237295 Email: [email protected] Signed by (printed name): Gina Xiao Signature:

Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany Email: [email protected] Tel: +86 (755) 28237295 Fax: +86 (755) 28237295 CFR 47 §2.911(d)(5)(i) Attestation Letter Attestation Letter Date:10/13/2023 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(i) Filing FCC ID:X55AF250 Astera LED Technology GmbH certifies that 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. Sincerely, Signature: Printed Name: Gina Xiao Title: R&D Manager

Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany Email: [email protected] Tel: +86 (755) 28237295 Fax: +86 (755) 28237295 CFR 47 §2.911 (d)(5)(ii) Attestation Letter Attestation Letter Date:10/13/2023 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(ii) Filing FCC ID:X55AF250 Astera LED Technology GmbH certifies that as of the date of the filing of the application, the applicantis not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Signature: Gina Xiao Title: R&D Manager

Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany Email: [email protected] Tel: +86 (755) 28237295 Fax: +86 (755) 28237295 QA-FR-170-B7/29/2014 FCC Authorization Date: 2023-10-13 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We Astera LED Technology GmbH, the undersigned, hereby authorizes China Certification ICT Co., Ltd (Dongguan) 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 China Certification ICT Co., Ltd (Dongguan) 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, Signature: Gina Xiao Title: R&D Manager

Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany Email: [email protected] Tel: +86 (755) 28237295 Fax: +86 (755) 28237295 FCC Confidential Authorization Date: 2023-10-13 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID:X55AF250 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Astera LED Technology GmbH hereby requests long-term confidential treatment of information accompanying this application as outlined below: Block Diagram Schematics Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Signature: Gina Xiao Title: R&D Manager

Astera LED Technology GmbH Address: Schatzbogen 60, Munich, Germany 81829 Email: [email protected] Tel: +86 (755) 28237295 Fax: +86 (755) 28237295 Attestation letter 2023-10-13 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 We, Astera LED Technology GmbH Have a product LeoFresnel Model name: AF250 FCC ID: X55AF250 The RF chip CC1101, installed in our product, only support 917-922.2MHz(Modulation Technique: GFSK), for the purpose of marketing, other frequencies and modulations has been shielded by software , the end user has no capability to activate it. The RF chip nRF51822 installed in our product, supports Bluetooth Low Energy and 2.4GHz SoC, for the purpose of marketing, this chip only supports CRMX 2.4G TX and 2.4GHz RX. The other functions, bands and modes has been shielded by the manufacturer using the software, the end user has no capability to activate it. The BT/BLE and Wi-Fi functions of this product are supported by the module ESP32- WROVER-E. Used in the USA, this module only support BT(GFSK, π/4-DQPSK, 8- DPSK), BLE 1M, 2.4G Wi-Fi(2412-2462MHz, 802.11b/g/n20/n40 modes) , the other 2.4G Wi-Fi frequencies has been shielded by software, the end user has no capability to activate it. Sincerely, Signature: Gina Xiao Title: R&D Manager

China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-EXP Page 1 of 6 EUT EXTERNAL PHOTOGRAPHS China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-EXP Page 2 of 6 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-EXP Page 3 of 6 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-EXP Page 4 of 6 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-EXP Page 5 of 6 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-EXP Page 6 of 6

5015410 IP55 FCC ID: X55AF250 Conforms to UL Std.1573Certified to CSA Std.C22.2 No.166NOT FOR RESIDENTIAL USENON DESTINÉ À UN USAGE DOMESTIQUENOT FOR HOUSEHOLD USENON DESTINÉ À UN USAGE DOMESTIQUE SUITABLE FOR WET LOCATIONSCONVIENT AUX EMPLACEMENTS MOUILLÉSWARNING – To reduce the risk of injury, user must r ead instruction manual AVERTISSEMENT – Pour déduire le risque de blessure, I’utilisateur doit lire la notice d’instruction LeoFresnel AF250 Input: 100-240VAC,50/60Hz300W, 3.8A R-R-asL-AF250 211-230706 Engineered in Germany - Made in China Astera LED Technology GmbH Schatzbogen 60, 81829 Munich, Germany Minimum 0.3 m distances from flammable materials to all exterior surfaces of the luminaire. 40°C t a: 12-48V DC INPUT DMX IN DMX OUT 211-200403 Contains Contains FCC ID: 2AC7Z-ESP32WROVERE POWER IN POWER OUT 1:- 2:+ Download Manual Caution,Hot surface Caution, Hot surface

China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 1 of 15 EUT INTERNAL PHOTOGRAPHS China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 2 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 3 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 4 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 5 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 6 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 7 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 8 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 9 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 10 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 11 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 12 of 15 Contains FCC ID: 2AC7Z-ESP32WROVERE China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 13 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 14 of 15 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-INP Page 15 of 15 Wi-Fi/BT/BLE ANT CRMX/UHF ANT

China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B Page 50 of 54 5. RF EXPOSURE EVALUATION 5.1 Simultaneous Transmission with both MPE-based 5.1.1 Applicable Standard According to §1.1307(b)(3)(i) (C) Or using Table 1 and the minimum separation distance (R in meters) from the body of a nearby person for the frequency (f in MHz) at which the source operates, the ERP (watts) is no more than the calculated value prescribed for that frequency. For the exemption in Table 1 to apply, R must be at least λ/2π, where λ is the free-space operating wavelength in meters. If the ERP of a single RF source is not easily obtained, then the available maximum time-averaged power may be used in lieu of ERP if the physical dimensions of the radiating structure(s) do not exceed the electrical length of λ/4 or if the antenna gain is less than that of a half-wave dipole (1.64 linear value). Table 1 to § 1.1307(b)(3)(i)(C) - Single RF Sources Subject to Routine Environmental Evaluation RF Source frequency (MHz) Threshold ERP (watts) 0.3-1.34 1,920 R 2 . 1.34-30 3,450 R 2 /f 2 . 30-300 3.83 R 2 . 300-1,500 0.0128 R 2 f. 1,500-100,000 19.2R 2 . China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B Page 51 of 54 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B Page 52 of 54 5.1.2 Measurement Result Radio Frequency (MHz) λ/2 Π (mm) Distance (mm) Exemption ERP (mW) Maximum Conducted Power including Tune-up Tolerance (dBm) Antenna Gain (dBi) ERP MPE-Based Exemption dBm mW CRMX 2402-2480 19.88200 768 10.5 2.63 10.98 12.53 Compliant UHF 917-922.2 52.10200 470 11.0 -2.96 5.89 3.88 Compliant BDR/EDR 2402-2480 19.88200 768 9.0 3.4 10.25 10.59 Compliant BLE 2402-2480 19.88 200 768 7.0 3.4 8.25 6.68 Compliant Wi-Fi 2412-2462 19.81 200 768 27.0 3.4 28.25 668.34 Compliant Note: The device contains a certified BT/Wi-Fi module (model: ESP32-WROVER-E, FCC ID: 2AC7Z-ESP32WROVERE) The Maximum Conducted Power including Tune-up Tolerance was declared by manufacturer. The CRMX, UHF and BT or Wi-Fi can transmit simultaneously. =ERP CRMX / Limit + ERP UHF / Limit + ERP Wi-Fi / Limit = 12.53/768 + 3.88/470 + 668.34/768 =0.895 < 1.0 Result: The device compliant the MPE-Based Exemption at 20cm distances.

AF250 Antenna Specification 1. TECHNICAL SPECIFICATION Electrical Specifications Antenna Type PCB PCB Frequency Range(Mhz) 863-870, 902-928 2402~2480 Input Impedance(Ω) 50 50 V.S.W.R ≤3 ≤3 Gain(dBi) -2.96 2.63 Radiator copper copper 2. ANTENNA PICTURE,DRAWING 3. 3D PATTERN UHF 2402-2480MHz 4. MANUFACTURER AND MODEL Manufacture: Astera Manufacturing Limited. Address：Bldg. 3, CLT Science & Technology Park, No. 7, GanLiliu Road, Jihuasubdistrict, Longgang District, Shenzhen, P.C.518112. Product Model: CT5-96

TEST REPORT Applicant: Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany FCC ID: X55AF250 Product Name: LeoFresnel Standard(s): 47 CFR Part 15, Subpart C(15.247) ANSI C63.10-2013 KDB 558074 D01 15.247 Meas Guidance v05r02 The above device has been tested and found compliant with the requirement of the relative standards by China Certification ICT Co., Ltd (Dongguan) Report Number: CR230740103-00A Date Of Issue: 2023/10/28 Reviewed By: Calvin Chen Title: RF Engineer Approved By: Sun Zhong Title: Manager Test Laboratory: China Certification ICT Co., Ltd (Dongguan) No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China Tel: +86-769-82016888 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00A Page 2 of 53 Test Facility The Test site used by China Certification ICT Co., Ltd (Dongguan) to collect test data is located on the No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China. The lab has been recognized as the FCC accredited lab under the KDB 974614 D01 and is listed in the FCC Public Access Link (PAL) database, FCC Registration No. : 442868, the FCC Designation No. : CN1314. The lab has been recognized by Innovation, Science and Economic Development Canada to test to Canadian radio equipment requirements, the CAB identifier: CN0123. Declarations China Certification ICT Co., Ltd (Dongguan) is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with a triangle symbol “▲”. Customer model name, addresses, names, trademarks etc. are not considered data. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report cannot be reproduced except in full, without prior written approval of the Company. 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 may contain data that are not covered by the accreditation scope and shall be marked with an asterisk “★”. China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00A Page 3 of 53 CONTENTS DOCUMENT REVISION HISTORY .......................................................................................... 5 1. GENERAL INFORMATION .................................................................................................... 6 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ....................................................... 6 1.2 DESCRIPTION OF TEST CONFIGURATION ........................................................................................... 7 1.2.1 EUT Operation Condition: ............................................................................................................................. 7 1.2.2 Support Equipment List and Details .............................................................................................................. 7 1.2.3 Support Cable List and Details ...................................................................................................................... 7 1.2.4 Block Diagram of Test Setup ......................................................................................................................... 7 1.3 MEASUREMENT UNCERTAINTY .......................................................................................................... 9 2. SUMMARY OF TEST RESULTS .......................................................................................... 10 3. REQUIREMENTS AND TEST PROCEDURES .................................................................. 11 3.1 AC LINE CONDUCTED EMISSIONS .................................................................................................... 11 3.1.1 Applicable Standard ..................................................................................................................................... 11 3.1.2 EUT Setup.................................................................................................................................................... 12 3.1.3 EMI Test Receiver Setup ............................................................................................................................. 12 3.1.4 Test Procedure ............................................................................................................................................. 13 3.1.5 Corrected Amplitude & Margin Calculation ................................................................................................ 13 3.2 RADIATION SPURIOUS EMISSIONS .................................................................................................... 14 3.2.1 Applicable Standard ..................................................................................................................................... 14 3.2.2 EUT Setup.................................................................................................................................................... 14 3.2.3 EMI Test Receiver & Spectrum Analyzer Setup ......................................................................................... 15 3.2.4 Test Procedure ............................................................................................................................................. 15 3.2.5 Corrected Amplitude & Margin Calculation ................................................................................................ 15 3.3 20 DB BANDWIDTH ............................................................................................................................. 1 6 3.3.1 Applicable Standard ..................................................................................................................................... 16 3.3.2 EUT Setup............................................................................................................................................…

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TEST REPORT Applicant: Astera LED Technology GmbH Address: Schatzbogen 60, 81829 Munich, Germany FCC ID: X55AF250 Product Name: LeoFresnel Standard(s): 47 CFR Part 15, Subpart C(15.247) ANSI C63.10-2013 KDB 558074 D01 15.247 Meas Guidance v05r02 The above device has been tested and found compliant with the requirement of the relative standards by China Certification ICT Co., Ltd (Dongguan) Report Number: CR230740103-00B Date Of Issue: 2023/10/23 Reviewed By: Calvin Chen Title: RF Engineer Approved By: Sun Zhong Title: Manager Test Laboratory: China Certification ICT Co., Ltd (Dongguan) No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China Tel: +86-769-82016888 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B Page 2 of 54 Test Facility The Test site used by China Certification ICT Co., Ltd (Dongguan) to collect test data is located on the No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China. The lab has been recognized as the FCC accredited lab under the KDB 974614 D01 and is listed in the FCC Public Access Link (PAL) database, FCC Registration No. : 442868, the FCC Designation No. : CN1314. The lab has been recognized by Innovation, Science and Economic Development Canada to test to Canadian radio equipment requirements, the CAB identifier: CN0123. Declarations China Certification ICT Co., Ltd (Dongguan) is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with a triangle symbol “▲”. Customer model name, addresses, names, trademarks etc. are not considered data. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report cannot be reproduced except in full, without prior written approval of the Company. 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 may contain data that are not covered by the accreditation scope and shall be marked with an asterisk “★”. China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B Page 3 of 54 CONTENTS DOCUMENT REVISION HISTORY .......................................................................................... 5 1. GENERAL INFORMATION .................................................................................................... 6 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ....................................................... 6 1.2 DESCRIPTION OF TEST CONFIGURATION ........................................................................................... 7 1.2.1 EUT Operation Condition: ............................................................................................................................. 7 1.2.2 Support Equipment List and Details .............................................................................................................. 7 1.2.3 Support Cable List and Details ...................................................................................................................... 7 1.2.4 Block Diagram of Test Setup ......................................................................................................................... 8 1.3 MEASUREMENT UNCERTAINTY .......................................................................................................... 9 2. SUMMARY OF TEST RESULTS .......................................................................................... 10 3. REQUIREMENTS AND TEST PROCEDURES .................................................................. 11 3.1 AC LINE CONDUCTED EMISSIONS .................................................................................................... 11 3.1.1 Applicable Standard ..................................................................................................................................... 11 3.1.2 EUT Setup.................................................................................................................................................... 12 3.1.3 EMI Test Receiver Setup ............................................................................................................................. 12 3.1.4 Test Procedure ............................................................................................................................................. 13 3.1.5 Corrected Amplitude & Margin Calculation ................................................................................................ 13 3.2 RADIATED SPURIOUS EMISSIONS ...................................................................................................... 14 3.2.1 Applicable Standard ..................................................................................................................................... 14 3.2.2 EUT Setup.................................................................................................................................................... 14 3.2.3 EMI Test Receiver & Spectrum Analyzer Setup ......................................................................................... 15 3.2.4 Test Procedure ............................................................................................................................................. 15 3.2.5 Corrected Amplitude & Margin Calculation ................................................................................................ 15 3.3 20 DB EMISSION BANDWIDTH ........................................................................................................... 16 3.3.1 Applicable Standard ..................................................................................................................................... 16 3.3.2 EUT Setup.................................................................................................................................................... …

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China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B-TSP TEST SETUP PHOTOGRAPHS Conducted Emissions Front View Conducted Emissions Side View China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00B-TSP Radiated Emission Below 1GHz View Radiated Emission Above 1GHz View

China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00A-TSP TEST SETUP PHOTOGRAPHS Conducted Emissions Front View Conducted Emissions Side View China Certification ICT Co., Ltd (Dongguan) Report No.: CR230740103-00A-TSP Radiated Emission Below 1GHz View Radiated Emission Above 1GHz View