the input voltage: 5V2A output: 5V1Athe input voltage: 9V2A 5V4A 9V1.67A output: 9V1A 5V1.5Acharging current: 1000mAh-2000MAHcharging power: up to 15Wwireless conversion efficiency: 73%, boost circuit 90%transmission distance: maximum 10mm, recommended transceiver spacing 2mm~4mmstandby power consumption: the average power consumption is less than 50mWover-temperature protection: When the temperature is higher than 60 degrees when charging, automatically stop charging for 2 minutes, and then recharge after the temperature dropsover-current protection: when the charge and current consumption is greater than 1.8A, automatically stop charging to prevent damage to the chargerColour: random color (black / green), don't accept the specified colorMaterial: plasticPackage Contents:1 x 20W qi wireless charger PCBAOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.