Size: 7inch/10inch Features: 1. Bluetooth keyboard: With it, you can type comfortably on your laptop, tablet or smartphone. 2. Cross-platform compatibility: also applicable to For OS, Android, and Windows, it has optimized shortcut keys for all four systems. Compact lamp 3. The volume is much smaller than the traditional keyboard, which can save more space for your desk and school bag. 4. Comfort is the key: you can use this comfortable keyboard by typing quickly and quietly. Shortcuts can save you time to start tasks or control media. Product description: 1. Bluetooth solution: the network reaches 3.0 2. Compatibility: WINDOWS Android system, For Apple system, notebook computer, tablet computer, mobile phone, desktop computer. 3. Specifications: Keyboard with scissors and chocolate design, 59 keys, shortcut keys 13 4. Keyboard size: AS the picture 5. Weight: 150 grams 6. The battery can be used continuously for 80 hours. 7. Material: ABS + aluminium alloy 8. Packing: OPP 9. Interface: Micro USB 10. Charging voltage: 5V / 1A 11. Equipped with rechargeable lithium battery less than 250mah. Package includes: 1 * Bluetooth keyboards 1 * Data cable