This alarm can detect temperature sensitively. when the temperature is over the limit,it launches audible warning.

l         Model: AK-228A3/A4

l         Warning temperature: 60°C/70°C/80°C

l         Working voltage: 9VDC

l         Working current: static current<30ua, alarm current<30ma

l         RH: 10%~95%

l         Alarm volume: 85dB at 10 feet

l         Alarm output: sound and light alarm/NO,NC/ wireless output: 433MHZ/315MHZ

l         Installation height: blow 4m

l         Additional function: can work with solenoid valve or manipulator

l         Patent No.: 200830104027.0