[Fast Charging] -- Two USB ports and one Type C port, 18W output power, support QC3.0/PD fast charging and type c/PD port charging, U Disk port supports 5V/1A charging. You can charge three devices at the same time;[Create a Music Atmosphere] -- Equipped with seven-color cool atmosphere lights(Red, Orange, Yellow, Green, Cyan, Blue, Purple), support Bluetooth stereo music playback, support MP3/WMA/WAV/FLAC/APE format music;[Smart chip protection] -- Effective protection against output overcurrent, input overvoltage, input undervoltage, output short circuit protection, and warning of abnormal voltage input. The dual display monitors the voltage of the car battery in real time to keep track of the health status of the car.[Universal Vehicle Type] -- Family cars, business SUVs, off-road sports cars, 12V/24V trucks can be used;[Stable and Reliable] -- Buckle-type shrapnel contacts, full of elasticity, more stable and continuous power supply;[Multi-function Button] -- When playing music, push up and down to adjust the volume, push left and right to select tracks; when FM, push up and down to adjust the volume, long press the button after the frequency flashes, and push right to adjust the frequency.