Koco Car charger E67 Fighter QC3.0 with wireless FM transmitter

1. Sizes: 74*37*36mm.Weight: 31g.
2. BT v5.0, chip JL AC6966.
3. Input: DC12V-24V.
4. Output:
USB1 – 18W (for QC / FCP / AFC).
USB2 – 5V / 1.5A.
5. Support BT, USB flash drive playback.
6. Working principle: the mobile phone connects to the transmitter via BT, the transmitter connects to the car speaker via FM.