Features: 2200mA Battery Capacity: A rechargeable lithium battery is built into the Wireless bluetooth-compatible keyboard. It can work continuously for up to 44 hours without sleep. 60% Compact Design: This 60% gaming keyboard has a perfect size and it's good for all environnement, especially with the wireless function,more practical for Gamers and Typist, give more space to your desktop. Ergonomic Design : The mini gaming keyboard for key height is designed according to ergonomics,and it is not easy to fatigue after long-term use. Supported Devices: Multiple devices such as mobile phones, tablets, and desktop computers can be connected at the same for time. System Compatibility: for IBM CP Win98SE/Me/2000/XP/VISTA/WIN 7/WIN10 and for mac system and the latest version. Wireless Dual Mode Connection: This is wireless membrane bluetooth-compatible keyboard,supporting bluetooth-compatible 5.0 & wireless 2.4G connection. Specifications: Color: Black / White (optional) Interface Type: Type-C Connection Method: Bluetooth-compatible 5.0, 2.4G Product Type: Membrane Keyboard Built-in Battery Capacity: 2200ma Number of Keys: 61 for Key Button Life: 10 Million Times or More Operating Voltage: 3.0v 5% for DC Working Current: 50ma (max) Charging Cable: 1.5m Type-C Interface Keycap Material: ABS Multimedia: with Multimedia (laser Carving) Note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size. Package includes: 1x Gaming Keyboard (color optional) 1x Usb Receiver 1x 1.5m Type-C Charging Cable 1x English User Manual