Main Features:
- Infrared motion sensor: imported infrared motion sensor with 3 - 7m control range, much more accurate
- With 38 songs and 3 volumes control: you can adjust it according to your condition. Just abandon the traditional noisy bell
- Easy to install: just place the sensor at the entrance to your driveway and the receiver inside your home
- Wire-free installation: never worry about the disorderly wire affecting the appearance of your room
- Easy to use: infrared sensor detects motion and sends a signal to the receiver
- Exquisite design: simple appearance and comfortable luster, fit all kinds of decorative style well
- Long detecting distance: working range up to 70m between receiver and transmitter to remind you of the arrival of families, guests or anyone who visits your home or business
- Ideal for hotel, home, store, office, villa and anywhere you want to be alerted to motion

Specifications:
- Working voltage of the receiver: 110 - 240V
- Working voltage of the PIR sensor: 4.5V
- Working range: up to 70m
- Infrared sensing distance: 3 - 7m
- Power for sensor: 3 x AAA battery ( not included )
- Power for receiver: USB cable ( not included )
0.157 Package weight: 0.199 kg
Package Size(L x W x H): 10.50 x 9.50 x 9.00 cm / 4.13 x 3.74 x 3.54 inches Package Contents: 1 x Receiver, 1 x Sensor, 1 x Bag of Accessories, 1 x English User Manual