Wireless type. Press panic button if needs help, the main unit(control panel)will go off siren and auto-dial out the phone number for help. It features panic help for 24 hours protection. Widely used for older, kid, bank, financial dept., panic thing...etc. Easy to carry.
Model NO.: PB-68D
Working voltage: 12 V/24V
Alarm current: 0.3A
Material: Fireproof Plastic+ Iron panel
Operated Temperature: -50℃~+70℃
Weight: 0.05 kg