Tuya WiFi PIR motion sensor with human detection and light intensity monitoring. Smart automation, Tuya App control, Alexa & Google Assistant compatible.
The Tuya PIR Motion Sensor FH400A is a smart WiFi-enabled environmental sensor that combines human motion detection and light intensity monitoring into one compact device. Designed for intelligent homes and offices, it accurately senses movement and ambient light changes, making it ideal for security systems, smart lighting control, and automated scenes that adapt to your daily routine.
With real-time remote monitoring via the Tuya App, this WiFi motion sensor sends instant updates about movement and light levels directly to your smartphone. Whether you’re at home or away, you can always stay informed about what’s happening in your space, improving both comfort and safety for your family or workplace.
The sensor supports smart automation and scene customization, allowing seamless linkage with other Tuya smart devices such as lights, curtains, alarms, and switches. For example, lights can automatically turn on when motion is detected in low-light conditions, or turn off when no one is present—enhancing convenience while reducing manual effort.
Built with energy-saving intelligence, the FH400A helps reduce power consumption by adjusting device operation based on human activity and surrounding light levels. It ensures devices run only when needed, minimizing energy waste and supporting an eco-friendly smart home setup.
Featuring a compact design and easy installation, this Tuya PIR sensor fits effortlessly into homes, offices, warehouses, corridors, and storage areas. Advanced encryption technology ensures secure data transmission, protecting your privacy and delivering reliable, long-term performance within your smart home ecosystem.
• WiFi PIR sensor with human motion + light intensity detection
• Real-time monitoring through Tuya Smart App (2.4GHz WiFi)
• Smart automation with lights, curtains, and security systems
• Energy-saving operation based on motion and brightness levels
• Compact design with quick and easy installation
• Compatible with Alexa and Google Assistant voice control
• Secure encrypted data transmission for safe smart home us
