This is a Sonoff PIR2 433mhz Human Infrared Sensor for Sonoff RF Bridge. It is a type of “upgraded version” inactive mode infrared intrusion detector. It adopts imported super low power consumption digital microprocessor, random dynamic time division and energy deposit logic processing technology lens, dual induction, adjustable pulse counting. This module is consuming low energy and is free to move also detect any motion in real-time. Trigger connected device on or off via smart scene. This Device has “home” and “away” modes is set by the factory default.

It is provided with super detection performance to judge the real intruder in combination with advanced patented software technology and can the shortcoming of false alarm, omitted alarm. non-alarm of traditional detector probes. The device can enter the power saving mode intelligently without setting. The battery is replaced once more than 2 years.

Note: 2 x AAA battery is not included in this Package.

Features:

1. Dual infrared
2. Ultra-low-power microprocessors
3. Double temperature compensation technology
4. Robust and durable, suitable for homes, offices, sheds, garages, etc.
5. Easy installation and set-up, wall-mounted
6.  backup plan Up to two years with (2*AAA) Alkaline battery.