Water Leak Detector — by SHENZHEN KERUI SMART TECHNOLOGY CO., LTD
FCC.gov blocks direct links from other sites (referer check) — titles below aren't clickable.
Use "View on FCC.gov" above to open and download the actual files.
FCC ID 2AZI3-WD97
Device Details
FCC ID 2AZI3-WD97 Grantee Code 2AZI3 Product Code WD97 Applicant SHENZHEN KERUI SMART TECHNOLOGY CO., LTD Address Room 1501, T2, Jinlitong Building, No. 1100, Xingye Road, Xin'an Street, Bao'an District,, Shenzhen, Guangdong, China, N/A, N/A, China Equipment Class DSC - Part 15 Security/Remote Control Transmitter Device Description Water Leak Detector Application Purpose Original Equipment Grant Date 2026-09-24 Frequency Range 433.92-433.92 MHz Operating Frequencies
Frequency Range Application Purpose Final Action Date
433.92000000–433.92000000 MHz
Original Equipment
2026-09-24
Exhibits (16)
View on FCC.gov ↗
Document Type Available File
USA-CoveredEquipmentLetter-Combined_V1.1
Attestation Statements
2026-09-24
ADOBE ACROBAT PDF 418.1 KB
USA-LocalRepLetter
Attestation Statements
2026-09-24
ADOBE ACROBAT PDF 592.1 KB
Block diagram
Block Diagram
ADOBE ACROBAT PDF 57 KB
Declaration Letter of Model Difference
Cover Letter(s)
2026-09-24
ADOBE ACROBAT PDF 372.1 KB
USA-ConfidentialityRequestLetter_V0.1
Cover Letter(s)
2026-09-24
ADOBE ACROBAT PDF 406.4 KB
External Photos
External Photos
2026-09-24
ADOBE ACROBAT PDF 921.3 KB
Label&Location
ID Label/Location Info
2026-09-24
ADOBE ACROBAT PDF 617.5 KB
Internal Photos
Internal Photos
2026-09-24
ADOBE ACROBAT PDF 852.7 KB
Operation Description
Operational Description
ADOBE ACROBAT PDF 207.6 KB
USA-DueDigilenceLetter_V0.1
Operational Description
ADOBE ACROBAT PDF 205.4 KB
TBR-C-202606-0288-3 RF Exposure(Mobile FCC)
RF Exposure Info
2026-09-24
ADOBE ACROBAT PDF 1 MB
Schematic
Schematics
ADOBE ACROBAT PDF 92.5 KB
Antenna Spec.
Test Report
2026-09-24
ADOBE ACROBAT PDF 1.4 MB
TBR-C-202606-0288-2 RF Test Report (FCC 15.231a)
Test Report
2026-09-24
ADOBE ACROBAT PDF 2.5 MB
Test setup photos
Test Setup Photos
2026-09-24
ADOBE ACROBAT PDF 865.3 KB
User Manual
Users Manual
2026-09-24
ADOBE ACROBAT PDF 474.8 KB
Application Information
Application ID 4LhUKJ0yV8CIEIz5jDiRUQ== Final Action Date 2026-09-24 Application Purpose Original Equipment Model WD97 Frequency Range 433.92-433.92 MHz Equipment Class DSC - Part 15 Security/Remote Control Transmitter Device Description Water Leak Detector Responsible Party Li Gui, support@secrui.com, 18688736545 Non-Technical Contact Scott Huber, ACT Lab LLC, shuber@act-lab.com, (562) 470-7215 Test Firm Ray Lai, Shenzhen Toby Technology Co., Ltd., Ray.LAI@cotecna.com.cn, 086-075526509301 TCB Email o.kneip@kl-certification.de TCB Scope A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices Long-Term Confidentiality Yes Short-Term Confidentiality No Modular Equipment Does not apply Composite Device No Cognitive Radio No Authorization Waiver No Authorization Waiver Approved No Section 5301 Certification Yes Related OET Knowledge DataBase Inquiry No Applications (1)
Application ID Date Purpose
4LhUKJ0yV8CIEIz5jDiRUQ==
2026-09-24
Original Equipment
Equipment Authorization
Frequency Output Tolerance Emission Designator Rules
433.92000000–433.92000000 MHz
15.231
Grants
TCB
GRANT OF EQUIPMENT
AUTHORIZATIONTCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:
KL-Certification GmbH
Heinrich-Hertz-Allee 7
St. Ingbert, 66386
Germany
Date of Grant: 09/24/2026
SHENZHEN KERUI SMART TECHNOLOGY CO., LTD
Room 1501, T2, Jinlitong Building, No. 1100,
Xingye Road, Xin'an Street, Bao'an District,
Shenzhen, Guangdong, China,
China
Attention: Li Gui , Marketing Manager
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:
2AZI3-WD97
Name of Grantee:
SHENZHEN KERUI SMART TECHNOLOGY CO., LTD
Equipment Class:
Part 15 Security/Remote Control Transmitter
Notes:
Water Leak Detector
Grant Notes
FCC Rule Parts
Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
15.231
433.92
-
433.92
RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End Users must be provided with transmitter operation conditions for satisfying RF exposure compliance.
Regulatory Testing from Start to Certificate
