Features 1Premium Material: Made with acrylic ABS and metal material, this keyboard is durable, lightweight, and provides a sleek and modern look. 2Ergonomic Design: The design of this keyboard aims to provide comfort and reduce strain on your wrists, as it features an ergonomic layout. 3Wireless Bluetooth Connectivity: This keyboard uses Bluetooth technology to connect wirelessly with various types of devices, providing flexibility and convenience. 4Long Battery Life: This keyboard is equipped with a long lasting battery that can provide up to several weeks of use on a single charge, offering reliable performance without the need for frequent recharging. 5Wide Compatibility: The wireless typewriter keyboard is compatible with multiple systems and devices, smartphones, tablets, laptops can be connected at the same time, compatible with for Windows, for Android or for iOS. Specification Item Type: Bluetooth Keyboard BT Version: 5.2 Transmission Distance: 10m Modulation Mode: GFSK Working Voltage: 3.0-4.2V Operating Current: <8mA Standby Current: <0.3mA Sleep Current: <40A Charging Current: 200mA Standby Time: >100 days Charging Time: 2-3 hours Built in Polymer Lithium Battery Capacity: 500mAh Sustainable working time: 100 hours (without backlight) / 30 hours (backlight) Key Force: 8010g Key Life: 3 million clicks Operating Temperature: -10~+55 degrees System Support:For Android, for Windows, for iOS Package List 1 x Bluetooth Keyboard 1 x Instruction Manual 1 x Charging Cable Note TRACKPAD: single finger tap = left button, two finger tap = right button, swipe up or down = scroll wheel; (to use the touchpad on tablet, make sure your tablet software has version 13.2.2 or above)