1.Power supplied DC9V battery and back-up source
2.110V-240V AC mains power supply
3.Supply voltage DC12 to 30 volts
4.Rechargeable battery and lithium 10year 9 volt batteries
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
12.Relay contacts-volt free with Normally Open and Normally Closed
options and rated to 24 volts /1amp resistive
13.High sensitivity
14.Alarm supplied with "connector plug" for ease of installation
15.Built in sounder to give a minimum sound output of 85db at 3m
Senses smoke using the light scatteruick response to visible smoldering smoke, test button simulates smoke-use to check performance at least monthly, option current ≤10μA, alarm current≤30mA
16.CE
17.Delivery:Within 30days