Metal Push Button Switch Waterproof 12/16/19/22mm Momentary/Latching ON/OFF
Latching: When the button is pressed, the button will remain in the pressed state. Hole Size: 12/16/19/22mm. Protection Class: 12/16/19mm (IP66), 22mm (IP67). Features: Waterproof, dustproof, corrosion resistant, good conductivity.