This magnetic door / window sensor alarm is a simple, easy to install alarm for home, workshop, garage, garden shed, patio or balcony. Easy DIY mounting. No programming required.
105dB alarm siren when the window or door is opened.
Easy access “OFF/CHIME/ALARM” switch.
Easy to install, compact design.
Low battery “TEST BUTTON”
1 x Magnetic Sensor Alarm Unit (4 x LR44 Lithium Batteries Included)
Also available in a 2-pack.