... sensor,gas leakage detector,lpg detector,natural gas detector,wireless alarm,home alarm,burglar alarm MAIN FEATURE High reliability ... consumption type)Warm-up time: about 120sAlarm level: 10% LELAlarm indicator: Red LED flashSound level : ≥85dB/mOperating temperature: -10° ... & flash alarmRF 315MHZ or 433MHZ (wireless type)Radio Distance: 100m in open area (wireless type)Outline Size: 110*70*40mmUpdate ...