Multi Functional Ultra Thin Russian Wireless Bluetooth Keyboard For Apple Mac WindowS Android Features: With Bluetooth wireless connection, the battery can be replaced and can be used continuously for three months. Easy e, FN+Q/W/E One click to switch for MAC IOS, for Android, for Windows system. Key structure: keycap (including X-shaped scissor angle, double-arm suspension angle) + top cover. Ultra-thin floating button design, the main body thickness is only 6.7mm, beautiful appearance, extremely delicate, naturally revealing fashion sense. 78-key design, with 6 multimedia keys and for iPhone dedicated master keys, browse search, brightness adjustment function, photo browsing, virtual keyboard and screen switch function shortcuts. Specifications: Material: ABS Size: Approx. 28.5*12*2cm/11.22*4.72*0.79inch Language: Russian Color: Silver White Bluetooth Version: 3.0 Working Distance: Approx. 10m/32.81ft Maximum Compatible System: For iOS/Mac/Android/Windows Keys Quantity: 78 Power Supply: 2*AAA(not include) Package list: 1 x Keyboard 1 x Instructions Note: If the computer does not have Bluetooth function, you need to configure the Bluetooth adapter for use. The keyboard uses 2*AAA batteries and needs to be purchased by yourself.