Place of Origin : Shenzhen,China
Delivery Terms : Within 30days
Payment Terms : T/T,L/C

1.Power supplied DC9V battery and back-up source
2.110V-240V AC mains power supply
3.Supply voltage DC12 to 30 volts
5.Interconnect up to alarms
6.Photoelectric sensor
7.Red LED mains indicator light to confirm mains power supply
Green LED mains indicator light to confirm mains power supply
8.Unique" battery missing" lockout
9.Hush feature to silence nuisance alarms
10.Low battery alarm
11.Test button