FCC ID 2BMOJ-S6SA
YFL Temperature & Humidity AIoT Datalogger
by Shenzhen ZKS Mobile IoT Tech. Com., Ltd.
Grantee Code: 2BMOJ Product Code: S6SA
Latest application date: 2025-08-19
FCC ID Device Details
| FCC ID | 2BMOJ-S6SA |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BMOJ |
| Product Code | S6SA |
| Applicant Business | Shenzhen ZKS Mobile IoT Tech. Com., Ltd. 🇨🇳 |
| Related Domains |  zksiot.com |
| Equipment Class | YFL Temperature & Humidity AIoT Datalogger |
| Test Firm | BLUEASIA TECHNICAL SERVICES (SHENZHEN) CO., LTD. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 1860-1900 MHz | Original Equipment | 2025-08-19 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-08-19 | PDF 275.4 KB |
| Internal photos | Internal Photos | 2025-08-19 | PDF 1.6 MB |
| External photos | External Photos | 2025-08-19 | PDF 1.6 MB |
| Label | ID Label/Location Info | 2025-08-19 | PDF 82.3 KB |
| Label locationl | ID Label/Location Info | 2025-08-19 | PDF 97.7 KB |
| Test setup | Test Setup Photos | 2025-08-19 | PDF 339.8 KB |
| Antenna specification | Test Report | 2025-08-19 | PDF 1.2 MB |
| Test report part 1 | Test Report | 2025-08-19 | PDF 2.2 MB |
| Test report part 10 | Test Report | 2025-08-19 | PDF 5.3 MB |
| Test report part 11 | Test Report | 2025-08-19 | PDF 5.5 MB |
| Test report part 12 | Test Report | 2025-08-19 | PDF 5.3 MB |
| Test report part 2 | Test Report | 2025-08-19 | PDF 5.5 MB |
| Test report part 3 | Test Report | 2025-08-19 | PDF 5.7 MB |
| Test report part 4 | Test Report | 2025-08-19 | PDF 5.4 MB |
| Test report part 5 | Test Report | 2025-08-19 | PDF 5.4 MB |
| Test report part 6 | Test Report | 2025-08-19 | PDF 5.4 MB |
| Test report part 7 | Test Report | 2025-08-19 | PDF 5.4 MB |
| Test report part 8 | Test Report | 2025-08-19 | PDF 5.9 MB |
| Test report part 9 | Test Report | 2025-08-19 | PDF 5.9 MB |
| Covered equipment list attestation | Attestation Statements | 2025-08-19 | PDF 231 KB |
| US agent designation attestation | Attestation Statements | 2025-08-19 | PDF 238.7 KB |
| Agent letter | Cover Letter(s) | 2025-08-19 | PDF 203.5 KB |
| Confidentiality request letter | Cover Letter(s) | 2025-08-19 | PDF 160.6 KB |
| RF Exposure Evaluation | RF Exposure Info | 2025-08-19 | PDF 469.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 13.2 KB | |
| Schematics Metadata only | Schematics | PDF 1.4 MB | |
| Operational Description Metadata only | Operational Description | PDF 163 KB | |
| Parts list Metadata only | Parts List/Tune Up Info | PDF 41.2 KB | |
| Tune up Metadata only | Parts List/Tune Up Info | PDF 84.6 KB |
Application Information
| Application ID | 2tllM6eixisFHSubQHw/2w== |
|---|---|
| Final Action Date | 2025-08-19 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0036390029 |
| Model | S6SA |
| Frequency Range | 1860-1900 MHz |
| Equipment Class | PCB - PCS Licensed Transmitter |
| Device Description | YFL Temperature & Humidity AIoT Datalogger |
| Responsible Party | JING GU, gj@zksiot.com , 15900768746 |
| Test Firm | Blue Zheng, BLUEASIA TECHNICAL SERVICES (SHENZHEN) CO., LTD., blue_zheng@cblueasia.com  , +86-755-28682673 |
| TCB Email | TCBAdmin@compliancetesting.com  |
| TCB Scope | B1: Commercial mobile radio services equipment in the following 47 CFR Parts 20, 22 (cellular), 24,25 (below 3 GHz) & 27 |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Power output listed is ERP and EIRP for below and above 1 GHz respectively. The antenna(s) 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, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. This device contains functions that are not operational in the U.S. Territories. This filing is only applicable for U.S. operations. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| 2tllM6eixisFHSubQHw/2w== | 2025-08-19 | Original Equipment |
Equipment Authorization
| Frequency | Output | Tolerance |
|---|---|---|
| 704-711 MHz | 0.1361 | 2.5ppm |
| 782 MHz | 0.1245 | 2.5ppm |
| 829-844 MHz | 0.1614 | 2.5ppm |
| 1720-1745 MHz | 0.2618 | 2.5ppm |
| 1720-1770 MHz | 0.3141 | 2.5ppm |
| 1860-1900 MHz | 0.3793 | 2.5ppm |
Grants
TCB Grant - Application 2tllM6eixisFHSubQHw/2w==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Compliance Testing, LLC 1724 S. Nevada Way Mesa, AZ 85204 |
Date of Grant: 08/19/2025 Application Dated: 08/18/2025 |
| Shenzhen ZKS Mobile IoT Tech. Com., Ltd. |
| Room304,BuildingB,No.9,Yuexing |
| 3rd Road,Nanshan District |
| Shenzhen, China |
| Attention: JING GU , |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2BMOJ-S6SA |
| Name of Grantee: | Shenzhen ZKS Mobile IoT Tech. Com., Ltd. |
| Equipment Class: | PCS Licensed Transmitter |
| Notes: | YFL Temperature & Humidity AIoT Datalogger |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 24E | 1860.0 - 1900.0 | 0.3793 | 2.5 PM | 17M9G7D | |
| 27 | 1720.0 - 1745.0 | 0.2618 | 2.5 PM | 17M9G7D | |
| 22H | 829.0 - 844.0 | 0.1614 | 2.5 PM | 8M94G7D | |
| 27 | 704.0 - 711.0 | 0.1361 | 2.5 PM | 8M95G7D | |
| 27 | 782.0 - 782.0 | 0.1245 | 2.5 PM | 8M94G7D | |
| 27 | 1720.0 - 1770.0 | 0.3141 | 2.5 PM | 17M9G7D |
| Power output listed is ERP and EIRP for below and above 1 GHz respectively. The antenna(s) 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, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. This device contains functions that are not operational in the U.S. Territories. This filing is only applicable for U.S. operations.
|