our main products are gsm alarm,mms gsm alarm, IP camera,wireless alarm,power alarm,anti-losing alarm,door/window sensor,etc

Main feature
High reliability sensor
Auto-reset after alarm
MCU processing adopted
Malfunction auto-check indicator
Alarm output N.C./ N.O. optional
Dual sensor design
Be able to work with electrovalve /exhaust fan
SMT adopted, excellent stability
Available for Natural gas, LPG, CO

Technical specification
Operating voltage:  220V AC or 12V DC
Rated power: equal or less than 3W (220V AC power supply)
Warm-up time: 3-5 minutes
Alarm level: 10% LEL of Natural gas, 100 PPM of CO
Alarm indicator:  Corresponding Red LED flash
Malfunction indicator: Yellow LED on & Beeper long-buzz
Alarm sound: equal or more than 70dB (within 1 meter)
Operating temperature: -10Celsius degree to 50Celsius degree