Item Type: Metal Button Switch_x000D_Material: Stainless steel_x000D_Operating Voltage: 3V_x000D_Current: 1A_x000D_Reset Type: Press to power on, release to power off_x000D_Installation Thread: M10 x 0.5_x000D_Connection Method: Soldering feet_x000D_Contact Mode: A normally open contact (double break point slow-acting contact switch with two terminals)_x000D_Electrical Life: More than 100,000 times_x000D_Working Environment Temperature: -20~ +55_x000D_Mechanical Life: More than 200,000 times_x000D_Electric Strength: AC2000V 50Hz/60H_x000D_Protection Level: IP65, IK08_x000D_Product Length: Approx. 22mm / 0.9in_x000D_Purpose: This product can be widely used in low-current doorbells, access control, equipment startup and inching start switches 1Can be widely used in low?current doorbells, access control, device startup and inching start switches 2Used for more than 50,000 times within the rated range, the electrical life can reach more than 100,000 times, and the service life is long 3With metal shell, anti?corrosion, rust?proof, pressure?resistant and waterproof, can be used in humid or dusty environment 4The switch has high-quality flame retardant base which is safe and reliable for operating 5The product adopts reset type, press to power on and release to power off, easy to use 1 x Switch 1 x Washer