Model: AK-200FC/3F
Gas detected: Gas, carbon monoxide, smoke
Size: 163mm*87mm*40mm
Working voltage: AC220V/AC110V; 12VDC-20VDC
Back-up battery: 9V Alkaline
Additional Function: Electromagnetic Valve
Wireless networking mode:
315MHZ/433MHZ (2262 OR 1527)
Patent NO.: 200830103202.4