Features:_x000D__x000D_Russian keyboard, professional customization, no drivers required, plug and play, as long as Bluetooth is supported. _x000D_With Bluetooth wireless connection, the battery can be replaced and can be used continuously for three months. _x000D_Easy to use, FN+Q/W/E One click to switch for MAC IOS, for Android, for Windows system. _x000D_Key structure: keycap (including X-shaped scissor angle, double-arm suspension angle) + top cover. _x000D_Ultra-thin floating button design, the main body thickness is only 6.7mm, beautiful appearance, extremely delicate, naturally revealing fashion sense. _x000D_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. _x000D__x000D__x000D_Specifications:_x000D_Material: ABS_x000D_Size: Approx. 28.5*12*2cm/11.22*4.72*0.79inch_x000D_Language: Russian_x000D_Color: Silver White_x000D_Bluetooth Version: 3.0_x000D_Working Distance: Approx. 10m/32.81ft Maximum_x000D_Compatible System: For iOS/Mac/Android/Windows_x000D_Keys Quantity: 78_x000D_Power Supply: 2*AAA(not include)_x000D__x000D__x000D_Package list:_x000D_1 x Keyboard_x000D_1 x Instructions_x000D__x000D__x000D_Note:_x000D_If the computer does not have Bluetooth function, you need to configure the Bluetooth adapter for use._x000D_The keyboard uses 2*AAA batteries and needs to be purchased by yourself. 1Russian keyboard, professional customization, no drivers required, plug and play, as long as Bluetooth is supported. 2With Bluetooth wireless connection, the battery can be replaced and can be used continuously for three months. 3Easy to use, FN+Q/W/E One click to switch for MAC IOS, for Android, for Windows system. 4Key structure: keycap (including X-shaped scissor angle, double-arm suspension angle) + top cover. 5Ultra-thin floating button design, the main body thickness is only 6.7mm, beautiful appearance, extremely delicate, naturally revealing fashion sense.