ITEM NAME:Russian Keyboard Ultra-Thin Bluetooth 3.0 Wireless Keyboard For Computer Of J5M9 Russian Keyboard Ultra-Thin Bluetooth 3.0 Wireless Keyboard For Computer Of J5M9 Style:Thin,Multimidia,For Tablet,For Laptop Full Size keyboard:No Type:Bluetooth Wireless Operation Style:Membrane Packing:Yes Model Number:R06 Wrist Support:No Application:Tablet,Desktop,Laptop Standard keyboard:78 keys Interface:Bluetooth 3.0 OS:Windows/Android/IOS Battery:Built in Lithium battery Style:Russian Version,Normal Installation Keyboard Specifications: Operating distance:10 m The System Modulation:GFSK Work system:Windows,Android and IOS system Operating voltage:3.0-5.0 V Working current:Less than 2.0 mA Standby Current:0.3-0.5 mA Current Sleeping:Less than 25 AU Charging current:100 mA Charging time:4 hours The Lithium Battery Capacity:120 mA Uninterrupted working time:40 hours Standby time:60 days Lithium Battery Life:3 year Key strength:80 Â ± 10g Key of life:5 million strokes Operating temperature:-10-+55 C Dimensions:25.5*17.2*0.62cm Colour:Black Material:Plastic Package Contents: 1* keyboard 1* box 1* charging cable.Type:Bluetooth Wireless. Style:Russian Version,Normal Installation Keyboard. Interface:Bluetooth 3.0. Full Size keyboard:No. Standard keyboard:78 keys. Style:Thin,Multimidia,For Tablet,For Laptop. Key strength:80 Â ± 10g.