Notice:Rated IP67 waterproof.These switches come with a rubber O-ring which makes them splash resistant but they can NOT be submerged underwater. Main application:Furniture,hotel equipment,cleaning equipment,audio equipment,industrial equipment,lighting engineering,building models,access control system,car,motorcycle,balance electric scooter,computers,coffee machines,juicers etc. Specificatios:Mounting Thread Dia: 19mmOperation Type: LatchingSwitch Contact: 1NO+1NCPole and Throw: SPDTHead Shape: Flat RoundMax Voltage: 250VACIth: 3AShell Material: Stainless SteelProtection Rating: IP67Terminal Type: SolderTerminal Quantity:3Weight:31gOperation Temperature: -20C to + 55C Package Include:1 x Metal Key Switch1 x Rubber O-ring