15-watt charger works with USB PD and Adaptive Fast Charging travel adapters to quickly power up your devices Wireless technology keeps your device free from the tangle of cables and cords Built-in cooling system and fan help to prevent overheating while keeping power consumption to a minimum Detects object interference so nothing gets in the way of charging your device Colour-changing LED light lets you know when your device is charging, is fully charged, or if there's a charging error; the light can even be dimmed at night so it won't disturb your sleep Sleek and compact design fits neatly on your nightstand or desk for unobtrusive style