carbon monoxide alarm work by 9V battery,
the 1pc 9V battery can working 12 months at least
CO alarm with Test button

Carbon monoxide alarm work by 9V battery, the one 9V battery can working 12 months at least.

It install on the home or car is easy...

With CE certificate.

 

For home or car use
Size:  Dia.10.7CM*4.4CM

Power: DC9V battery
Standby current: <= 35uA
Alarm density: 150+/-50ppm CO gas
Alarm current: < 30uA
Low voltage test: 6.8V
Work environment: -10C~50C; 20~95%R.H.Sensor: use newest electrochemistry carbon monoxide sensor,it more accurate,more credibility,good at refrain.
Superbright LBD display:flash every 30 seconds,When it at standby status,flash quickly when CO leakage.
Lound buzzer output: 85db at 3M distance OEM and ODM are welcome