Stemedu 3PCS HC-SR501 PIR Infrared Motion Sensors IR Human Body Movement Detector Sensor Module for Arduino and Raspberry Pi
- 2.4GHz Wifi one-key connect: Adopted free APP mode, 2.4GHz WiFi One-key connect, easy to setup. You can use this product to be sure your schedule on time. Can set automation and repeat. Very easy.
- Long lasting: It have ultra-long standby time. Powered by 3pcs 1.5V batteries, their working time can last for six months.
- PIR motion sensor: Advanced motion sensor. PIR detects the people or animals that is moving, can achieve real-time monitoring day or night.
- High sensitivity: It have long transmission distance and high sensitivity feature, and strong network signal.
- Emergency alert push function: When there is movement detected, the alert will be push to your phone, work with Tuya.