The 'DeskCabby 12 Charge' charges 12 USB devices with a managed USB hub that delivers high-speed charge at an optimum rate. The DeskCabby offers device & cable protection with a lockable retractable door and a cable management design that prevents cables from being stolen or damaged. Efficient and intelligent, it auto-detects the exact make and model of the device and delivers high-speed charge at the optimum rate. It will never over-charge as it detects when the device battery is full providing trickle charge. The charging indicator lights let you know whether a device is still being charged or is ready to use.