Features: Bluetooth-compatible+2.4GHz dual-mode charging single keyboard, 2.4GHz modes suitable for all computers with USB interface, bluetooth-compatible modes suitable for devices with bluetooth-compatible modules such as mobile phones, tablets, laptops, etc. Ergonomic design, minimalist button layout and water-droplet keycap design perfectly fit the finger, making it more comfortable to use and smoother to operate. Multiple system compatibility, plug-and-play, 10 meter transmission distance, stable connection, can reduce signal interference and frame drop-out. Built-in 200mAh rechargeable lithium-battery, fully charge in just 1hour, supports playing while charging, energy-saving and low-power design, fast-charging, long-lasting battery life, bid farewell to the trouble of frequent battery replacement. Silent designing, comfortable and sensitive to use, easy to work, no longer afraid of night work affecting family or colleague. Specifications: Material: ABS Color: White Blue, Milky-tea Color(optional) Size: Approx. 31.1x13.6cm/12.24x5.35inch Model Name: BT100 BLE5.0 Dual-mode Keyboard Interface Type: Type-C Connection Modes: 2.4GHz+BT5.0 Transmission Distance: 10meter Number of Keys: 84-key Battery Capacity: 200mAh Operating-voltage: 3.7V Keyboard Matching Modes:ESC+Q Multiple Velctors: Support FN+12 key-combaniation System Compatability:Run PC Win2000/Win XP/WINME/Vista/Win7/Win8/Android/Linux/iOS etc system Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1x Keyboard