Features:
1) Compatible with 2, 3, 4 sensors
2) 3-grade Bi-Bi sound in different sections
3) Automatically starts after turning on the power
4) Bionic detecting-head design to measure accurately, quality
guarantee
5) Available for 2~4 sensors of embed or adhesive, many colors

Specifications:
1) Working voltage: DC12V±2V
2) Max. power: <5W
3) Working temperature: -20 ~ 60oC
4) Display distance: ≤1.8m
5) Alarm distance: ≤1.5m
6) Alarm loudness: ≥50dB

Outer packing:
10pcs/ctn
Carton dimensions: 34 x 21.5 x 39.5cm