Features: Made of firepeoof material, safe and durable in use. Easy to install, and can be used for all 12V cars, trucks, buses, trailers, RV, marine boats, etc. Multifunctional: 6 Toggle switches, dual USB charger, cigarette lighter socket and LED voltmeter. USB port can charge phones, tablets, cameras, GPS, wireless headphones, etc. Voltmeter help you keep an eye on battery voltage, maintenance of the battery, extended battery life. Specification: Material: ABS Color: Red ,Blue ,Green Rocker Switch: 6 Switch Type: On-Off Voltage: DC 12V Note: Please allow 1-3cm error due to manual measurement. The colors may be a little difference for the different monitor display. Package Included: 1 x 6 Gang Rocker Switch Panel 4 x Screws About 4 IN 1 Switch Panel A: Features: Easy to install, and can be used for all 12V/24V cars, buses, RV, ships, yachts, etc. Charge 2 Devices at High Speed Simultaneously,4x faster charging speed than other! Total Power Up to 120W (12V) / 250W (24V) & Car Cigarette Lighter Socket Plug With LED voltage monitoring function, it can automatically display the car voltage It conserves electricity and doesn"'"t drain any power when switched off Specification: Material: PC Voltage: DC 12/24V Out Power:120-250W USB Out Power:18W+18W Color: Blue ,Green Interface: USB2.0 Item Type: Cables, Adapters & Sockets Size:As picture Package Included: 1 x Switch Panel 4 x Screws About 4 IN 1 Switch Panel B: Specification: