الوصف

Product Description This alarm can detect temperature sensitively. when the temperature is over the limit, it launches audible warning. Model: AK***8A3/A4 Warning temperature: *0°C/*0°C/*0°C Working voltage: 9VDC Working current: static current<*0ua, alarm current<*0ma RH: *0%~*5% Alarm volume: *5dB at *0 feet Alarm output: sound and light alarm/NO, NC/ wireless output: **3MHZ/**5MHZ Installation height: blow 4m Additional function: link exhaust fan Patent NO.: ***********7.0 ***********6.6