Features:1)Wireless small keyboard is a small collection of smart devices2)Wireless small keyboards full keyboard to enter numbers， letters， symbols， etc.;3)Wirelesss mall keyboard do not need to be placed on any small plane in the air hand touch can be used directly;4) In addition to the small wireless keyboard paired on the computer， but also with the Android player with Bluetooth， HTPC， Smart TV using the TV becomes the big computer screen， HD video， video search， browse the web， chat， etc..Specifications:Operating voltage: 3.3VCharging voltage: 4.2V ~ 5.05VStandby time: 500 ~ 700 hoursWorking hours: 100 ~ 150 hoursKey life: 1500000 timesPower: Built-in 800mA lithium batteryCompatible with Windows 7 / Vista / XP / 2000 / OSX / Linux�ꡧ32/64bits��? /AndroidNote:Products font is blue， red picturesPackage includes:1 x Wireless Small Keyboard1 x Usb cable1 x User manualNOTE:As the effect varies from monitor to monitor， there is irrevocable slightly difference in colors between the color showed on your monitor and the real one， So if dear you can not accept this very little difference， be cautious before you making the orders.thanks for understanding.