Features The alarm produces sound through motor driving the wind screw type siren,so it sounds a electric drill. The motor alarm 220V is high temperature resistance, low temperature resistance, excellent material and durable. Easy to install, fixed base installation, you can adjust Tuyere up and down. Adopted of high quality material, with stable working performance. The 120db motor alarm is widely used infactory, construction, road fault device. Features: 1.Used for overload protection, short circuit protection of DC lines or equipment, and for lines that do not require frequent switching. 2.High performance flame-resistant and shock-resistant plastic can ensure long service time. 3.Small size and light weight, it has reliable performance, high breaking capacity and sensitive action. 4.Terminal quenching treatment, environmental protection electroplating, has good torsion tolerance and anti-rust effect. 5.Suitable for solar energy, bus box, photovoltaic system, small power generation system and other DC systems. Specification: Model number: MS - 190 Working voltage: 220V Type of light source: continuous sound Color: red Installation: fix the bottom screw Electricity flow: 50mA Voice size: 120dB Power: 25 w Weight: Approx.400g/14.1oz Package list: 1 x Motor alarm Package List