10mm 3V Metal Push Button Switch Self-Locking, Waterproof Stainless Steel Switch Start Button with Light, for Low-Current Doorbells, Access Control Specification: Condition: 100% Brand New Item Type: Push Button Switch Material: Stainless Steel Purpose: This product can be widely used in low-current doorbells, access control, equipment startup and inching start switches Operating Voltage: 3V Current: 1A Self-Locking: After pressing, the button is locked, and pressing again, the button springs back to its original position Installation Thread: M10 x 0.5mm Connection Method: Soldering feet Contact Mode: Normally open contact (double break point slow-acting contact switch with two terminals) Electrical Life: More than 100,000 times Working Environment Temperature: -20℃~ +55℃ Mechanical Life: More than 200,000 times Electric Strength: AC2000V 50Hz/60H Protection Level: IP65, IK08 Product Length: Approx. 22mm / 0.9in Package List: 1 x Switch 1 x Gasket Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. This product is a welding switch, the temperature of the soldering iron should not exceed 300℃, and the contact time should not exceed 1 second.