These Round switches are especially suitable for 12 volt installations.They are currently used in cars, boats, racing cars, off-road vehicles, RVs, heavy trucks, ATVs and anything that uses a 12 volt power supply. Made from sturdy material that ensures long lasting durability, facilitate easy installationModel: Ship type switch KCD1Electrical life: 10,000 (times)Contact resistance: 50 (mΩ)Insulation resistance: 100 (MΩ)SPST :2 pole design (On/Off) 3rd poles with LED to be connected to earthMaterial: plastic metalSpecifications: SPST: ON-OFF Rating: 12VIllumination: DOT styled, 12V LED LightApplicable for car, motorcycle, boat, water dispenser etcPackage Included: 3 x Round Rocker Switch with Blue LED 3 x Round Rocker Switch with Red LED 3 x Round Rocker Switch with Green LED3 x Round Rocker Switch with yellow LEDPrecautions: For electrical maintenance installation, it is important to ensure that operators hold electrical qualificationsAnd take necessary power-off, insulation protection measures.