ABS plastic; Mini wireless charging mat; Designed to charge most remote wireless charging enabled smartphones Check your device specs prior to purchase; Power/Technology: Input: 5V/20A; Wireless Output: 5V/10A 5W; Wireless Charging Distance: <6mm (<023”); Operates at lower temperature than most traditional chargers; Charging pad 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; Product Size: 0.25 d x 2.75 dia.