[Upgraded Version] Quick Charge 3.0 Dual 12V USB Car Charger, Aluminum Socket with Red Digital Voltmeter, Waterproof Car Outlet with Power Switch Button, for Marine Boat Motorcycle Truck Golf Cart etc

??Non-Slip Button Switch??On the basis of the traditional best-selling metal models, it has been upgraded, adding a well-designed non-slip button switch, more stable on control than touch button. The switch can control the LED digital display to avoid the battery drained due to the constant light after the engine starts, and effectively enhance its lifespan. ??All Metal Material Body??The car charger is made of advanced aluminum alloy material, which is sturdier than traditional plastic models, with better texture and better high temperature resistance, so it is safer than plastic chargers. ??Efficient Quick Charging??Dual ports pump out 36W total. Power Two Devices at Full Speed with QC 3.0 Charging Technology, Up to 4x Faster than Conventional Charging, and Deliver the Fastest Possible Charge to All non-quick Charge Device. ??Red Digital Display??The digital voltmeter monitors the battery and electrical system automatically and indicating the car voltage in the screen, and convenient for