THIS IS A VERY SIMPLE TO INSTALL WIRELESS CHARGER THAT SEAMLESSLY EMBEDS IN FURNITURE SUCH AS OFFICE DESKS， COFFEE TABLES， KITCHEN WORKTOPS， BEDSIDE FURNITURE AND MANY MORE， TO PROVIDE DISCRETE WIRELESS CHARGE FOR YOUR MOBILE OR TABLET.Spec:Input: DC5V/2AOutput: wireless charging :5W/1000 MaWeight: 50 gCertification: FCC ROHS CEColor: Blue ，BlackOuter diameter: 69mmInternal diameter: 60mm