2BA3Z-DA42Droppity Agro

濙濙濖濖澳濪濔濥濡濜濡濚 濧濻濼瀆澳濷濸瀉濼濶濸澳濶瀂瀀瀃濿濼濸瀆澳瀊濼瀇濻澳瀃濴瀅瀇澳濄濈澳瀂濹澳瀇濻濸澳濙濖濖澳濥瀈濿濸瀆濁澳濢瀃濸瀅濴瀇濼瀂瀁澳濼瀆澳瀆瀈濵濽濸濶瀇澳瀇瀂澳瀇濻濸澳濹瀂濿濿瀂瀊濼瀁濺澳 瀇瀊瀂澳 濶瀂瀁濷濼瀇濼瀂瀁瀆濍澳澻濄澼澳瀇濻濼瀆澳濷濸瀉濼濶濸澳瀀濴瀌澳瀁瀂瀇澳濶濴瀈瀆濸澳濻濴瀅瀀濹瀈濿澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澿澳濴瀁濷澳澻濅澼澳瀇濻濼瀆澳濷濸瀉濼濶濸澳瀀瀈瀆瀇澳濴濶濶濸瀃瀇澳 濴 瀁瀌澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳瀅濸濶濸濼瀉濸濷澿澳濼瀁濶濿瀈濷濼瀁濺澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳瀇濻濴瀇澳瀀濴瀌澳濶濴瀈瀆濸澳瀈瀁濷濸瀆濼瀅濸濷澳瀂瀃濸瀅濴瀇濼瀂瀁濁 濔瀁瀌澳濶濻濴瀁濺濸瀆澳瀂瀅澳瀀瀂 濷濼濹濼濶濴瀇濼瀂瀁瀆澳瀁瀂瀇澳濸瀋瀃瀅濸瀆瀆濿瀌澳濴瀃瀃瀅瀂瀉濸濷澳濵瀌澳瀇濻濸澳瀃濴瀅瀇瀌澳瀅濸瀆瀃瀂瀁瀆濼濵濿濸澳濹瀂瀅澳濶瀂瀀瀃濿濼濴瀁濶濸澳 濶瀂瀈濿濷澳瀉瀂濼濷澳瀇濻濸澳瀈瀆濸瀅澺瀆澳濴瀈瀇濻 瀂瀅濼瀇瀌澳瀇瀂澳瀂瀃濸瀅濴瀇濸澳瀇濻濸澳濸瀄瀈濼瀃瀀濸瀁瀇濁 濡濢濧濘濍澳濧濻濼瀆澳濸瀄瀈濼瀃瀀濸瀁瀇澳濻濴瀆澳濵濸濸瀁澳瀇濸瀆瀇濸濷澳濴瀁濷澳濹瀂瀈瀁濷澳瀇瀂澳濶瀂瀀瀃濿瀌澳瀊濼瀇濻澳瀇濻濸澳濿濼瀀濼 瀇瀆澳濹瀂瀅澳濴澳濖濿濴瀆瀆澳濕澳濷濼濺濼瀇濴濿澳 濷濸瀉濼濶濸澿澳瀃瀈瀅瀆瀈濴瀁瀇澳瀇瀂澳濣濴瀅瀇澳濄濈澳瀂濹澳瀇濻濸澳濙濖濖澳濥瀈濿濸瀆濁澳濧濻濸瀆濸澳濿濼瀀濼瀇瀆澳濴瀅濸澳濷濸瀆濼濺瀁濸濷澳瀇瀂澳瀃 瀅瀂瀉濼濷濸澳瀅濸濴瀆瀂瀁濴濵濿濸澳 瀃瀅瀂瀇濸濶瀇濼瀂瀁澳濴濺濴濼瀁瀆瀇澳濻濴瀅瀀濹瀈濿澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳濼瀁澳濴澳瀅濸瀆濼濷濸瀁瀇濼濴濿澳濼瀁瀆瀇濴濿濿濴瀇濼瀂瀁濁澳濧濻濼瀆澳濸瀄瀈濼瀃瀀濸 瀁瀇澳濺濸瀁濸瀅濴瀇濸瀆澿澳 瀈瀆濸瀆澳濴瀁濷澳濶濴瀁澳瀅濴濷濼濴瀇濸澳瀅濴濷濼瀂澳濹瀅濸瀄瀈濸瀁濶瀌澳濸瀁濸瀅濺瀌澳濴瀁濷澿澳濼濹澳瀁瀂瀇澳濼瀁瀆瀇濴濿濿濸濷澳濴瀁濷澳瀈瀆濸濷澳濼瀁澳濴濶濶瀂瀅濷濴瀁濶 濸澳瀊濼瀇濻澳 瀇濻濸澳濼瀁瀆瀇瀅瀈濶瀇濼瀂瀁瀆澿澳瀀濴瀌澳濶濴瀈瀆濸澳濻濴瀅瀀濹瀈濿澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳瀇瀂澳瀅濴濷濼瀂澳濶瀂瀀瀀瀈瀁濼濶濴瀇濼瀂瀁瀆濁 濛瀂瀊濸瀉濸瀅澿澳瀇濻濸瀅濸澳濼瀆澳瀁瀂澳 濺瀈濴瀅濴瀁瀇濸濸澳瀇濻濴瀇澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳瀊濼濿濿澳瀁瀂瀇澳瀂濶濶瀈瀅澳濼瀁澳濴澳瀃濴瀅瀇濼濶瀈濿濴瀅澳濼瀁瀆瀇濴濿濿濴瀇濼瀂瀁濁澳濜濹澳瀇濻濼瀆澳 濸瀄瀈濼瀃瀀濸瀁瀇澳濷瀂濸瀆澳濶濴瀈瀆濸 澳濻濴瀅瀀濹瀈濿澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳瀇瀂澳瀅濴濷濼瀂澳瀂瀅澳瀇濸濿濸瀉濼瀆濼瀂瀁澳瀅濸濶濸瀃瀇濼瀂瀁澿 瀊濻濼濶濻澳濶濴瀁澳濵濸澳濷濸瀇濸瀅瀀濼瀁濸濷澳濵瀌澳瀇瀈瀅瀁濼瀁濺澳瀇濻濸澳濸瀄瀈濼瀃瀀濸 瀁瀇澳瀂濹濹澳濴瀁濷澳瀂瀁澿澳瀇濻濸澳瀈瀆濸瀅澳濼瀆澳濸瀁濶瀂瀈瀅濴濺濸濷澳瀇瀂澳瀇瀅瀌澳瀇瀂澳 濶瀂瀅瀅濸濶瀇澳瀇濻濸澳濼瀁瀇濸瀅濹濸瀅濸瀁濶濸澳濵瀌澳瀂瀁濸澳瀂瀅澳瀀瀂瀅濸澳瀂濹澳瀇濻濸澳濹瀂濿濿瀂瀊 濼瀁濺澳瀀濸濴瀆瀈瀅濸瀆濍 激激澳濥濸瀂瀅濼濸瀁瀇澳瀂瀅澳瀅濸濿瀂濶濴瀇濸澳瀇濻濸澳瀅濸濶濸濼瀉濼瀁濺澳濴瀁瀇濸瀁瀁濴濁 激激澳濜瀁濶瀅濸濴瀆濸澳瀇濻濸澳瀆濸瀃濴瀅濴瀇濼瀂瀁澳濵濸瀇瀊濸濸瀁澳瀇濻濸澳濸瀄瀈 濼瀃瀀濸瀁瀇澳濴瀁濷澳瀅濸濶濸濼瀉濸瀅濁 激激澳濖瀂瀁瀁濸濶瀇澳瀇濻濸澳濸瀄瀈濼瀃瀀濸瀁瀇澳濼瀁瀇瀂澳濴瀁澳瀂瀈瀇濿濸瀇澳瀂瀁澳濴澳濶濼瀅濶瀈濼瀇澳濷濼濹濹濸瀅濸瀁瀇澳濹瀅瀂瀀澳瀇濻濴瀇澳瀇瀂澳瀊濻濼濶濻 澳瀇濻濸澳瀅濸濶濸濼瀉濸瀅澳濼瀆澳 濶瀂瀁瀁濸濶瀇濸濷濁 激激澳濖瀂瀁瀆瀈濿瀇澳瀇濻濸澳濷濸濴濿濸瀅澳瀂瀅澳濴瀁澳濸瀋瀃濸瀅濼濸瀁濶濸濷澳瀅濴濷濼瀂濂濧濩澳瀇濸濶濻瀁濼濶濼濴瀁澳濹瀂瀅澳濻濸濿瀃濁 濧瀂澳瀀濴 濼瀁瀇濴濼瀁澳濶瀂瀀瀃濿濼濴瀁濶濸澳瀊濼瀇濻澳濙濖濖瀠瀆澳濥濙澳濘瀋瀃瀂瀆瀈瀅濸澳濺瀈濼濷濸濿濼瀁濸瀆澿澳濧濻濼瀆澳濸瀄瀈濼瀃瀀濸瀁瀇澳瀆濻瀂瀈濿濷澳濵濸澳濼瀁瀆瀇濴濿濿濸濷澳 濴瀁濷澳瀂瀃濸瀅濴瀇濸濷澳 瀊濼瀇濻澳瀀濼瀁濼瀀瀈瀀澳濅濃濶瀀澳濷濼瀆瀇濴瀁濶濸澳濵濸瀇瀊濸濸瀁澳瀇濻濸澳瀅濴濷濼濴瀇瀂瀅澳濴瀁濷澳瀌瀂瀈瀅澳濵瀂濷瀌濍澳濨瀆濸澳瀂瀁濿瀌澳瀇濻濸澳 瀆瀈瀃瀃濿濼濸濷澳濴瀁瀇濸瀁瀁濴濁

(Droppity Corp.) (Jun. 02, 2023) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID:2BA3Z-DA42) [Droppity Corp.] (“the applicant”) 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, (Applicant signature) (Applicant printed name) Adam Korngold (Droppity Corp.) (Jun. 02, 2023) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID:2BA3Z-DA42) [Droppity Corp.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Adam Korngold

Attestation Statements (Jun. 02, 2023) TO: Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046, USA RE: Attestation Statements Part 2.911(d)(7) request for (FCC ID:2BA3Z-DA42 ) (Droppity Corp.), the undersigned, hereby authorize (Droppity Corp.) to act as our designated U.S. agent for service of process, (Droppity Corp.) 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. (Droppity Corp.) accepts the responsibility to act as designated U.S. agent for service of process, provides 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. Applicant Information： Company name: Droppity Corp. Contact Name: Adam Korngold Address: 123 Country Way, Needham, MA 02492, USA. Telephone No: 13538214502 Email: [email protected] U.S. Agent Information: Company Name: Droppity Corp. Address: 123 Country Way, Needham, MA 02492, USA. Contact Name: Adam Korngold Telephone No: 13538214502 Email: [email protected] FRN: 0033701806 Applicant Signature: Agent Signature: Applicant printed name: Adam Korngold Agent printed name: Adam Korngold

Droppity Corp. (2023.026.02) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Shenzhen CTB Testing Technology Co., Ltd.) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Signature: Name: Adam Korngold Title: Manager

External Photos

Droppity Corp. (2023.06.02) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Droppity Agro / DA42 / FCC ID: 2BA3Z- DA42) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☒ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☐ No required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature: Name: Adam Korngold Title: Manager

FCC ID LABEL: Label Location: FCC ID: 2BA3Z-DA42 Model No.: DA42 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.

Internal Photos 2G+3G+ LTE TX LTE RX BT&WIFI

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2BA3Z-DA42 Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna,R=20cm Test Result of RF Exposure Evaluation Tune up Produc e power Maximum peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW/ cm2) Result BLE GFSK&LCH 0±1 1 1.2589 1.349 (1.3dBi) 0.00034 1 Pass EDR 8DPSK&HCH 1±1 2 1.5849 1.349 (1.3dBi) 0.0004 1 Pass 2.4GWIFI 802.11b&2412 14±1 15 31.6228 1.349 (1.3dBi) 0.0085 1 Pass GSM850 31±1 32 1584.9 1.9953 (3dBi) 0.629 0.5 Pass GSM1900 26±1 27 501.19 1.9953 (3dBi) 0.199 1 Pass WCDMA Band 2 21±1 22 158.49 1.9953 (3dBi) 0.0629 1 Pass WCDMA Band 4 22±1 23 199.53 1.9953 (3dBi) 0.0792 1 Pass WCDMA Band 5 20±1 21 125.89 1.9953 (3dBi) 0.05 0.5 Pass LT E BAND 2 19±1 20 100 1.9953 (3dBi) 0.0397 1 Pass LTE BAND 4 21±1 22 158.49 1.9953 (3dBi) 0.0629 1 Pass LT E BAND 5 22±1 23 199.53 1.9953 (3dBi) 0.0792 0.56 Pass LTE BAND 12 22±1 23 199.53 1.9953 (3dBi) 0.0792 0.48 Pass LTE BAND 13 23±1 24 251.19 1.9953 (3dBi) 0.0998 0.52 Pass S=0.0998/0.52+0.0085/1=0.2004＜1 The result is PASS LTE BAND 41 20±1 21 125.89 1.9953 (3dBi) 0.05 1 Pass

Product specification Quick Reference Date Antenna module on the system board Frequency 2.45GHz *1 Ant. Port Input Pwr. (dBm) 0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm) -2.3 (Input pwr – loss pwr) Peak EIRP(dBm) 1.3 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) -2.3 (58.5%) Gain (dBi) 1.3 (Peak Gain XY-plane) Maximum Power (dBm) 1.3 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Max/Min Ratio (dB) 5.3(XY-plane) Max/Avg Ratio (dB) 1.8(XY-plane) Min/Avg Ratio (dB) -3.5(XY-plane) Average Gain (dB) -0.5 (Avg Gain XY-plane) All the technical data and information contained herein are subject to change without prior notice Antenna layout on the Module board Antenna Gain Gain Table Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module board 1.3 -0.5 1.7 -3.8 1.1 -3.0 58.5% Return Loss The Environment of Antenna Radiation Pattern 3D radiation pattern diagram XY-plane XZ-plane YZ-plane

Shenzhen CTB Testing Technology Co., Ltd. Report No.:CTB230527003RFX TEST REPORT Compiled by: Reviewed by: Approved by: Chen Zheng Arron Liu Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: Droppity Agro FCC ID: 2BA3Z-DA42 Trademark: Droppity Model Number: DA42 Prepared For: Droppity Corp. Address: 123 Country Way, Needham, MA 02492, USA. Manufacturer: Shenzhen Elecrow Limited Address: 5th Floor, Fengze Building B, Nanchang Huafeng Industrial Park, Hangcheng Street Hangkong Road, Baoan District, Shenzhen City, China Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Apr. 21, 2023 Sample tested Date: Apr. 21, 2023 to May. 27, 2023 Issue Date: May. 27, 2023 Report No.: CTB230527003RFX Test Standards FCC Part15.247 ANSI C63.10:2013 Test Results PASS Remark: This is Bluetooth radio test report. Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 1 of 57 Shenzhen CTB Testing Technology Co., Ltd. Report No.:CTB230527003RFX TABLE OF CONTENT Test Report Declaration Page 1. VERSION ................................................................................................................................... 4 2. TEST SUMMARY ....................................................................................................................... 5 3. MEASUREMENT UNCERTAINTY .............................................................................................. 6 4. PRODUCT INFORMATION AND TEST SETUP ......................................................................... 7 4.1 Product Information .......................................................................................................................... 7 4.2 Test Setup Configuration .................................................................................................................. 7 4.3 Support Equipment........................................................................................................................... 7 4.4 Channel List ..................................................................................................................................... 8 4.5 Test Mode ........................................................................................................................................ 8 4.6 Test Environment ............................................................................................................................. 8 5. TEST FACILITY AND TEST INSTRUMENT USED ..................................................................... 9 5.1 Test Facility ...................................................................................................................................... 9 5.2 Test Instrument Used ....................................................................................................................... 9 6. AC POWER LINE CONDUCTED EMISSION ............................................................................. 12 6.1 Block Diagram Of Test Setup ......................................................................................................... 12 6.2 Limit ................................................................................................................................................ 12 6.3 Test procedure ............................................................................................................................... 12 6.4 Test Result ..................................................................................................................................... 14 7. RADIATED SPURIOUS EMISSION .......................................................................................... 15 7.1 Block Diagram Of Test Setup ......................................................................................................... 15 7.2 Limit ................................................................................................................................................ 15 7.3 Test procedure ............................................................................................................................... 16 7.4 Test Result ..................................................................................................................................... 17 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS ............................................. 26 8.1 Block Diagram Of Test Setup ......................................................................................................... 26 8.2 Limit ................................................................................................................................................ 26 8.3 Test procedure ............................................................................................................................... 26 8.4 Test Result ..................................................................................................................................... 27 9. COUDUCTED PEAK OUTPUT POWER ................................................................................... 34 9.1 Block Diagram Of Test Setup ......................................................................................................... 34 9.2 …

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Radiated Emission Below 1G Above 1G