Description:Operate range\uff1a up to 10 metersOperating voltage\uff1a3.3VBattery type\uff1aBuilt-in lithium-ion batteryCharge voltage\uff1a4.2V - 5.05VCharging current\uff1a!#!amp!*!lt;300mAOperating current\uff1a!#!amp!*!lt;80mASuitable temperature: -10\u2103 to 55\u2103Product size\uff1a151 x 59 x 12.5mmProduct weight\uff1aAround 104gFeatures:The perfect companion for your deviceIdeal for typing emails， chat and playing gamesPocket size， sleek， slim designBuilt-in rechargeable more staying power lithium-ion batteryInnovative design of the Navigation keysOne Wireless Laser Pointer， e-PointerHave a real notebook TouchpadReal QWERTY full-function mini keyboardPackage Included:1 x 2.4G Mini Wireless Keyboard1 x USB receiver1 x USB charge cable1 x User manual