1. Model: AK-200FC/P
2. Gas detected: Gas, LPG, H2
3. Working voltage： 220 VAC /110 VAC,12VDC-20VDC
4. Additional Function:shut off valve
5. Networking：wired networking, wireless networking
6. Patent NO.: 200830104029.X
7. Specific characteristic:
(1) long service life
(2) Our alarms have been solved the phenomenon of sensor drift，which can prevent the alarms from false alarm or omission.
(3) Automatic diagnosis, error warning and prompt functions