Protect your abode with this Wireless PIR Sensor Alarm with 2 Remote Controls Complete with 2 remote controls  Alarm: 105 dB With a 110˚ working angle  Built-in PIR motion sensor will activate the alarm if any movement is detected With wall bracket mounting with swivel ball or keyhole for hanging Range: 6 metres 12.99 pounds for the Wireless PIR Sensor Alarm with 2 Remote Controls - save 48%