The battery operated 2 in 1 smoke and heat alarm SR-820 is designed to wake the kitchen/restaurant/hotel/home Security and provide precious time to escape !
1.Dual detection smoke & heat combo detector, to give your double protection !
2. Fast Response, Alarm immediately when detected smoke and heat
3.High Audibility Level over 85dB/3m, enough to wake you up when the danger comes
4.Unique Dust-Proof Design,Prevent false alarm
5.Ultra thin, Exquisite and Modern Appearance
6. Battery type can be customized :Carbon zinc(1 year),alkaline(3 years), lithium(5 years and 10 years)
Radio Interlinked combined smoke heat detector
1.5V AA*2 (not included)
The remote control
Need to be purchased separately
Sound & Light Alarm
Sound & Flash Alarm
868 MHz or 433 MHz (Default dispatch:in 433MHZ)
-10°C~+50°C (≤95%RH Non-considering)
Ceiling or wall mounting