1 to 2 PIR Infrared Sensors Wireless Doorbell Alarm Detector for Home / Office PC Laptop Parts Charging port board replacement for

Charging port board replacement for Xiaomi Mi Pad 4

Variable Packet Write

Microprocessor: 32-bit ARM

One Package Size 39cm * 24cm * 2cm / 15

1 to 2 PIR Infrared Sensors Wireless Doorbell Alarm Detector for Home / Office PC Laptop Parts Charging port board replacement forFeatures 1. Adopt advanced infrared detect technology. 2. No wiring design makes it simple to use and easy to install. 3. Up to 100m Wireless working distance in open area, 10m for indoor use. 4. Wireless installation, just place the sensor at the entrance. 5. The receiver volume is adjustable 6. The Receiver will Send chime sound and illuminate red LED lights when the PIR devices detect somebody is near. 7. Sensor transmitter with installation