Feature 1, Environmental flame resistant material, super high-end cars boats refitted switch with LED indicator light. 2, With output short circuit protection, overload protection, reverse polarity protection, and multiple protection, safer to use. 3, The switch panel comes with cigarette lighter socket, fits any equipment with DC 15A output, with USB charger (5V 2.1A and 5V 1A output). 4, Applicable to all mobile phone charging, also with 5V-30V voltmeter to monitor your battery voltage at any time. 5, Designed for control all car devices for open or close, fits for all 12/24V electric vehicles, such as automobiles, motorcycles, buses, ships, boat, etc.Features: Environmental flame resistant material, super high-end cars boats refitted switch with LED indicator light. With output short circuit protection, overload protection, reverse polarity protection, and multiple protection, safer to use. Dual power supply control, half control DC 12-24V, central control AC 110-230V. The switch panel comes with cigarette lighter socket, fits any equipment with DC 15A output, with USB charger (5V 2.1A and 5V 1A output). Applicable to all mobile phone charging, also with 5V-30V voltmeter to monitor your battery voltage at any time. Designed for control all car devices for open or close, fits for all 12/24V electric vehicles, such as automobiles, motorcycles, buses, ships, boat, etc. Specification: Condition: 100% Brand New Material: ABS Color: Black Package List: 1 * Switch Panel 4 * Screws