USMEI Dual QC3.0 USB Charger Socket with Voltmeter, 36W Waterproof Quick Charge 3.0 Power Outlet Adapter with Voltage Meter for 12V/24V Car Boat Marine ATV RV Campers Tractors Truck Golf-Cart

[Efficient and Smart Charging] 18W(3.6V-12V/3A-1.5A 5v/3a, 9v/2a, 12v/1.5a, etc.) of dedicated adaptive power output for each USB port, Qualcomm Quick Charge 3.0 technology provide 4x faster than conventional chargers. Suitable for all popular QC3.0 devices and deliver the fastest possible charge to non qc3.0 surpported devices.

[Safe and Reliable] Smart IC, flame and scratch resistant high strength PC housing ensure charging safety resisting Over-load, Over-heat, Over-voltage, Over-current and Short-circuit. A waterproof and dustproof TPU cap makes it stable and durable.

[Real Time Battery Monitor] High visibility Red LED display indicates the battery voltage when power on (no matter charging or not). Power saving screen works without a switch for more then 6 months even connect the battery directly.

[Easy Installation and Firmly Holding] High toughness PC housing and intensify nut keep off slipping. Cigarette lighter socket replacement and can be installed easily on your 12V/24V Car, Boat, Marine, Motorcycle, ATV, RV, Campers, Tractors, Truck, Golf Cart and more.

[Universal Compatibility] Smart IC identifies your device to provide a maximum charging speed that your device supports automatically. Compatible with iPhone 15/14/13, Samsung S24/S23/S22/Note 20/10...