Fast charging and data transmission through USB synchronization and low-resistance copper wire. The latest chip (QW) ensures high speed and stability of charging and data synchronization. The transmission speed is 20% faster than ordinary phone charger cables. The transmission speed reaches 20M per second. The portable wall-mounted phone charger is small and light. The small size and easy portability make the USB charger easy to carry and suitable for travel. Gadgetsbuy.co.uk takes responsibility for these.