Sensor Unit: H11 x W6.5 x D4cm
1x 9V Battery required (not included)
Reciever Unit: H11 x W8 x D3.5cm
3x AA batteries required (not included)
Reciever can be hung on belt or placed, manual on/off switch.
Sensor can be wall-mounted or stood upright.
Range varies with interference, optimally 20m