Product Name: Mini Motor Siren;
Model: MS-190;
Rated Voltage: AC 110V
Note: 1. The alarm motor cannot work for long time, the normal alarm time is about 3minutes, Overtime using will cause the motor overheat and burn. 2. The decibel is 114db which cannot adjust. 3. The alarm need to be controled by sensor and switch. The correct connecting way is as below: Sensor--Switch--Siren. The siren will stop working after power off, please check whether the sensor connected switch. 4. The alarm produces sound through motor driving the wind screw type siren, so it sounds like a electric drill. High temperature resistance, low temperature resistance