1Ergonomic Keyboard: With a scissor switch design, this BT keyboard is designed to reduce fatigue and make typing smoother and more comfortable. The BT keyboard has the best slope to prevent wrist pain. Slim and light, easy to carry. Scissor keys, better tactile response and quieter typing. 2Wide Compatibility: Use with all four operating systems (for iOS, for Android, for OS and for Windows) that support BT, including tablets. 3Ultra Thin: Compact size and light weight, you can easily carry and pack backpacks, information bags or suitcases. Thin and portable design, portable BT keyboard. Suitable for travel, business trips, libraries, cafes, the thin keyboard is easy to carry. 4Stable BT Connection: This BT keyboard has a stable BT connection range of up to 10 meters. The slim and exquisite design makes it a valuable and useful supplement to your OS device. 5Exclusive Shortcut Keys: This BT keyboard simplifies your every action to ensure the highest efficiency in terms of time and productivity. Make everything faster. Customized shortcut keys provide quick access and make the time you spend on the device efficient. Item Type: WirelessKeyboard Material: ABS Applicable System: for IOS, forAndroid, forWindows, for OS Connection Method: BT 3.0 Wireless Distance: Approx.10m / 10.9yd Battery: 2 x AAA Battery (Battery Not Included) Keyboard Size: Approx.285 x 120 x 18mm / 11.2 x 4.7 x 0.7in, 9mm / 0.35in at the Thinnest Point Keyboard Net Weight: 273G 1 x Keyboard 1 xUser Manual