Digital Clock with 15W Wireless Charger. ABS Plastic digital clock with a wireless charging pad built into the body. Includes function buttons to set the clock. Designed to charge most remote wireless charging enabled smartphones and devices. Check your device specs prior to purchase. Power/Technology: Wireless Charger Input: 5V/2A, 9V/2A; Output: 5V/1A 5W/7.5W/10W/15W; Wireless. Charging Distance: 0.15"-0.23" (4-6mm). Charging pad and clock must be connected to a power source with USB cable. Note: Most cases must be removed from phone for wireless charging to work. Includes instructions and USB charging cable. FCC approved. Includes one 4CP design.