?[7 COLORS LED BACKLIT MODE] 7 colors lighting modes and 1 cycle color mode that can get a visually stunning display of colors, you can keep 1 color or play the colors in turn(br) It helps you easily use in the dark, safer for driving(br)?[HANDSFREE TRANSMITTER]Connect cellphone and this adapter via, One-click the button to answer/redial/hang up or reject calls(br) Built-in microphones and noise suppression (CVC) tech for clearer Hands-Free Call(br) You can keep your eyes on the road making your driving more interesting and safe(br)?[TYPE-C & QC USB CHARGER] Fit 12V/24V Car cigarette socket(br)This car charging can fast charge two devices simultaneously via the PD3(br)0 and QC3(br)0 port(br) The PD Port can fast charging compatible with Samsung, iPhone, Google from 0 to 50% half an hour(br) The Quick Charge 3(br)0 Port, charges devices from 0% to 80% within 35 minutes(br)?[MUSIC ADAPTER & PLAYER]Connect car radio and this adapter via the FM channel(br) Then you can enjoy music from devices/TF card(64GB) /USB flash drive(64GB) to the car stereo(br)?[SAFE TO USE]Built-in over-current protection, over-voltage protection, short circuit protection, effectively prevents multiple problems(br) Worry-free 12-month(br)