Main Feature MCU processing High stability sensor Wall Mounted Power Input Method Optional Automatic fault detection, Sound/Flash indication Auto reset after alarm Switching Power Supply Auto-shut off valve,could shut off the gas automaticlly ... - Update: 2011-10-09

Main Feature MCU processing High stability sensor Ceiling Mounted Independent & Network optional Auto Reset after alarm - Update: 2011-09-16

Main Feature Auto reset after alarm MCU process Sensor with high stability Auto check and indication for malfunction SMT adopted - Update: 2011-08-05