7 Color LED LightDesigned with 7 lights colors,including green/ red/ blue/ yellow/ cyan/ purple/ white/ flicker,The bling exterior electronics car kit makes your car more enjoyable.The LED light can be turn off PD 20W and QC 18W Fast Charging Designed with PD 20W and QC3.0 quick charge port as well as a normal 5V/1A USB port (U disk port), this Bluetooth FM transmitter enables you to charge 3 devices simultaneously while you are listening to music 3 Music Play Modes Supports Bluetooth play, microSD card play (up to 32GB), USB flash drive play (up to 32GB). Attention: to avoid any noise, (Choose a blank radio station to avoid signal interference) Bluetooth V5.0 & Handsfree Car Kit With an advanced Bluetooth V5.0 chip, this FM transmitter Bluetooth provides faster pairing and more stable sound than others Voltage Warning Function The Bluetooth FM transmitter for car suits for all 12V-24V cars, trucks, SUVs. The LCD screen can show the current FM radio station and monito