Gas&co alarm with a electromagnetic valve (AK-200FC/F1+AK-100F/DN20)
Mainland China?Shenzhen Lingbao Electronics Co., Ltd. has introduced model AK-200FC/F1+AK-100F/DN20, a gas & carbon monoxide (co) comlpex alarm that is connected with a electromagnetic valve. The complex alarm contain two sensors. The gas sensor and ... - Update: 2009-01-07