With automatic temperature compensation and anti-draft technology, the sensor detects for tiny variations in the environment caused by human body movements and effectively minimizes false alarms. Easy to set up on a ceiling, it works well in banks, warehouses and all family settings, with a 360-degree effective range.

Specifications
Power Supply DC 3V (AA LR6 1.5V Batter y x 2pcs)
Static Current ≤50uA
Alarm Current ≤9.5mA
Installation Height  2.5-6m
Detection Scope Dia. 6m/360°(when installation height is 3.6m)
Transmitting Distance ≤80m (in open area)
Radio Frequency 315MHz or 433.92.92MHz (±75KHz)
Housing Material PC+ABS Plastic
Operation Condition Temperature: -10°C~+55°C
  Relative Humidity: ≤80% (non-condensing)
Detector Dimensions  90 x 90 x 36.8mm (L x W x H)
Mounting Plate Dimensions  56 x 56 x 8mm (L x W x H)