LIHAN Bluetooth FM Transmitter for Car,7 Color LED Backlit Car Adapter, QC3.0 & USB-PD Ports Charger, Wireless Radio Transmitter, Handsfree Calling & Music Receiver, Compatible for Most Smartphones

1. Plug the FM transmitter to the car outlet lighter socket.2. Search and choose an unused frequency online, then set your car radio at this frequency. (Or Googles blank frequency in your area).3. Hold the FM Transmitter answer key until the LED flashing.4. Tune the answer knob (rotatable) and adjust the FM transmitter frequency to the same as your car radio.5. Confirm this frequency for the FM transmitter by press the answer key.6. To play music, please pair the FM transmitter and your phone with Bluetooth function or use the USB/TF memory card.1. You can enjoy crystal Hands-Free calls easily answer/hang up / reject/redial calls while driving. Drive safer. It will automatically switch hands-free mode from music playing mode when receiving a call, seamlessly connection.2.USB /TF card will play mp3 mp4 music after it had a plug. A2DP compression is supported. This is the latest compression for Bluetooth audio, offering virtually lossless audio.Input power: DC 12-24V. Output: 36W, 3.6AOutput 1(music USB): 5V/1AOutput 2(QC 3.0): (18W MAX)5V/3A, 9V/2A, 12V/1.5A ,55% charge in 30 minutes.Output 3(Type-C): (18W MAX)5V/2.4A, 9V/2A, 12V/1.5A, Supports PD3.0/PD2.0/QC3.0/QC2.0/AFC/PE2.0/PE1.1/BC1.2DCP, 50% charge in 30 minutesSupport fast charge simultaneously,When charge two devices, each port is 18W outputFor 12V car, voltage display of car battery under digital 11.5V or higher than 14.9V means car battery issue.For 24V car,voltage display of car battery under digital 23.1V or higher than 27.3V means car battery issue.Designed with 7 lights colors led backlit,including green/ red/ blue/ yellow/ cyan/ purple/ white/ flicker, a stunning atmosphere for your car. The bling exterior electronics accessories that make your car more enjoyable.7 single-color lighting modes and 1 cycle color mode : Press the right button on the Bluetooth adapter to change the color. Press 3 seconds of the button to change to the cycle color mode.