With super power 18W & 18W quick charge 3.0 dual USB power outlets, this car charger adapter charges two devices simultaneously and supplies android cellphones (with Qualcomm Quick Charge Protocol) 4 times faster charging speed than conventional 5V/2A (10W) automobile chargers.

As a intelligent fast charger, this car USB charger with colorful voltage display and high voltage warning to show charging rate of car battery in time. Besides, the switch allows to freely switch the mode of display and turn on/off the power when the item not in use. (THE LED DISPLAY WORKS WHEN IT'S CONNECTED.)

Dual USB DIY vehicle charger built in intelligent chip to automatically identify and output basing on the requirement of devices/power state-- the upgraded charging technology avoids over-charging to protect phones or other digital devices.

This usb car charger can be installed in any 12V-24V vehicles on cars, motorcycles, marines, UTV, SUV, RV, yachts, etc.; it can be smartly compatible with multiple devices like mobiles, tablet pc, camera, GPS navigation and other digital devices the same time.

Providing SIX protection of over-current, over-load, over-charge, short-circuit, over-voltage and over-heat, the DIY automobile charging adapter with smart chip for charging and discharging control. When the input voltage exceeds 14.6V, the red indicator lights on. It not only upgrades the charging efficiency, but protect your digital devices.