This Xiaomi power adapter is suitable for travel, home or office. Compatible with fast charging & offers a high efficiency & low energy consumption. With in built protective circuit to prevent overcharging. Use your existing USB (Universal Serial Bus) charge/ sync cable for charging. Pocket size, compact, lightweight, durable, easy to take anywhere. Can be used to charge most USB (Universal Serial Bus) devices, simply connect a USB (Universal Serial Bus) cable to your device.