Product description Brand: Cllena Professional and Trustworthy Color Selection : Blue, Red, Green Original Design Multi-Functions Panel Other Personality Design Combination Panel Suitable for Cars, Trucks, Marine, Boat, Yacht, Trailer, RV, Caravan, Camper, Bus, UTV/ATV, and Other 12V-24V Applications.

Dual USB Charger Dual USB charging ports with single output of 2.1 A enables you simultaneously chargers 2 devices at high speedInput voltage: 12 - 24V DCOutput voltage: 5V DCOutput current: 4.2A (2.1A & 2.1A)Safety Protection: It's certified by CE & ROHS with Overload, Over-current and Short Circuit Protection to ensure charging safety, meanwhile, built-in converse connection protection that ensures the circuit won't be burnt out if wrong wiring.

Digital Voltmeter Monitor This voltmeter help you keep an eye on battery voltage maintenance of the battery, extended battery life to prevent accident caused by battery problemsVoltmeter display range: 0 - 24V DC Cigarette Lighter Socket This is a universal 12V cigarette lighter socket, which is mainly made of durable materials.