FW2 SMK 8F ND, Wireless smoke detector
-
Power supply: 9V lithium battery
Beep sound: integrated
Control: The battery and the radio channel control
Frequency: 433 and 868 ?Hz
Power supply: 2 x 9V Power Supplies
Power Consumption: 20 m? (in signal transmission time), 28 mk? (in standby mode)
Working temperature: 0C to 38C