With an ergonomic design, this Bluetooth-compatible keyboard provides you with comfortable typing experience. Characterized by stable wireless Bluetooth-compatible connection and quick response, this keyboard has smooth operating. It is constructed of ABS material. The length of this product is 287mm and the width is 125mm. The keyboard supports for Windows, for Mac, for iOS, for Android, and it is compatible with mobile phone, computer and tablet device. Item Name: Keyboard Material: ABS How It Works: Bluetooth-compatible 5.0 Key Layout: 78 Keys Button Life: 10 Million Times Interface: Wireless Bluetooth-compatible Battery: 2 x AAA Batteries (Not Included) Keyboard Operating Voltage: 3V Working Current: 5mA System Requirements: Support for Windows, for Mac, for iOS, for Android Application: Compatible with Mobile Phones, Computers and Tablet Devices Features: Ergonomic, Quick Response, Comfortable Typing Size Details: 28.7cm x 12.5cm/11.3" x 4.92" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Keyboard Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store