Item Type: Push Button Switch Material: Stainless Steel Purpose: Suitable for low current doorbell, access control, equipment start, and point start switch applications Operating Voltage: 3V Current: 1A Reset Type: Press to power on, release to power off Installation Thread: M10 x 0.5 Wiring Mode: Solder terminals Contact Mode: One normally open contact (double break slow contact switch with two terminals) Electrical Life: Over 100,000 operations Working Environment Temperature: -20°C to +55°C Mechanical Life: Over 200,000 operations Electrical Strength: AC2000V 50Hz/60Hz Protection Grade: IP65, IK08 Length: Approximately 22mm / 0.9in Note: This is a solder terminal switch. Soldering iron temperature should not exceed 300°C, and contact time should not exceed 1 second.