Wolf-Guard 433MHz HW-03 PIR Motion Sensor,12M PIR Detector by Amazon.co.uk

• 【Principle】: 433MHz low-noise infrared sensor, when the motion sensor detects the movement of people, animals or other objects, it will remind the host to protect their home or garage

• 【BATTERIES】: DC 6V, 4 AAA 1.5V dry batteries (Included). Micro power consuming design, runs continuously for more than 1 year No need to change battery frequently

• 【Need to configure】: Nice addition, it is very easy to pair with Home Alarm Hub. Please NOTE PIR motion detector can’t be used alone, have to work with our Wolf-Guard alarm system

• 【Installation】: 4.5 "x2.3" x1.5 " . Easy to set-up.It comes with a mount with screws. You can screw on the mount on your desired wall surface.The sensor itself can be secured in this mount and can be slid out of the mount to either change battery

• 【Contents of the box】: 1 PIR motion sensor, 1 wall bracket, 1 instruction manual, 2 plastic screws, 2 iron screws