MK High Power 30W USB-C double socket · · · The only 30W USB made in UK – highest quality · · The only 30W USB with double pole switching – highest safety · · The only 30W USB with 5 year warranty – longest life · · High power for charging the latest mobile phones · · Reduce electrical waste, no need for separate phone charger · · Low standby power <100mW reduce energy waste · · Uses Power Demand protocol to communicate with device