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Mqtt and Modbustcp Protocols. You Can Also Communicate with The Module Through TCP Socket
US$9.90-11.99
2 Pieces
Sample price:US$11.99/piece.Request sample

Product profile

Customization

Available

Type

Network Type

Measuring Medium

Humidity

Model NO.

WJ18

Display Type

LCD

Site Display

Site Display

Accuracy

0.1

IP Rating

IP20

Certification

CE

Customized

Customized

Typical Applications

Smart Factory

Typical Applications1

Agricultural Greenhouse

Typical Applications2

Cold Chain Warehousing

Typical Applications3

High End Residential Properties

Typical Applications4

Supports Reading Temperature and Humidity Using Mo

Typical Applications5

Temperature Measurement Range

Typical Applications6

Built in Web Page Function

Typical Applications7

Data Can Be Queried Through Web Pages

Transport Package

Wayjunr

Specification

70mm x 45mm x 30mm

Trademark

wayjunr

Origin

Guangdong, China

Production Capacity

9999

Key features

Dual Protocol Support: Supports MQTT, Modbus TCP, and TCP Socket communication for versatile integration.
Built-in Web Interface: Set parameters and query real-time data directly via the module's built-in web page.
Low Power Mode: Supports low-power mode for battery-powered applications to extend device life.
Flexible Installation: Supports both screw mounting and DIN35 rail installation for easy deployment.
Mobile Configuration: WiFi parameters can be easily set and configured using a mobile phone.
Fast Response Time: Communication response time is less than 100ms for real-time data acquisition.

Company profile

Shenzhen Weijunrui Technology Co.,Ltd
Self-brandedHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery
Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.19h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, 3D design, ODM, OEM, SDK, and recent product-development capabilities. It reports raw-material traceability, 100% finished-product inspection, CE certification, in-stock capacity, and stated order fulfillment within 15 working days in both off-peak and peak seasons. However, quality control appears limited to one inspector and packing-staff checks, while formal procedures for supplier assessment, corrective actions, and complaint handling are absent. The supplier has no overseas warehouse, showroom, agent, or branch, and its export experience is three years with exports representing 11%–20% of sales. Financial credibility cannot be established because the provided financial fields report zero values. Customer evidence includes OEM service for popular brands and a 50%–80% repeat-buyer rate, but no Fortune 500 cooperation.
CertificationsCE certification is explicitly reported for product compliance with standards. The evidence supports holding at least this certification, but does not establish broader certification coverage.
After-Sales capabilityThe supplier reports no written procedures or records for handling customer complaints, and it lacks overseas warehouses, showrooms, agents, and branches. These are explicit limitations in formal complaint management and overseas service infrastructure.
R&D capabilityThe supplier reports R&D capability, new products launched during the past year, two R&D engineers, ODM services, and an available SDK. These explicit capabilities indicate active product-development and software-related innovation capacity.
Production capacityThe supplier reports in-stock capacity, 100% finished-product inspection, raw-material traceability, and fulfillment within 15 working days in both peak and off-peak seasons. However, only one quality inspector is reported and finished products are checked by packing staff, so the evidence supports operational capacity but reflects a limited documented quality-control structure.
Customization capabilityThe supplier explicitly offers 3D software design, customization from samples and designs, full, minor, and flexible customization, as well as ODM and OEM services. The range of stated services indicates strong customization breadth.
Client casesThe supplier states that it provides OEM services for popular brands, while reporting no cooperation with Fortune 500 companies. A 50%–80% repeat-buyer rate is also reported, providing evidence of customer retention but not independently detailed customer case references.

Product Q&A

Q:How to contact you?
A:
Please contact us via email or online customer service
Q:What communication protocols does the WJ18 support?
A:
The module supports MQTT, Modbus TCP, and TCP Socket character protocols.
Q:Can the module be used with battery power?
A:
Yes, the WJ18 can enter a low-power mode suitable for battery-powered applications.
Q:How is the module powered?
A:
It uses a standard USB Type-C interface with a 5V power supply.
Q:Is the product customizable?
A:
Yes, we offer full customization, minor customization, and flexible customization options.

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