【2in1 Computer Keyboard 】 Rii keyboard with 2 connections :Bluetooth and 2.4G USB dongle , in Bluetooth Keyboard model,the keyboard could connect 3 devices at the same time ,in wireless keyboard mode ,the keyboard could connect by USB dongle ,plug and play no need driver

【Slim Bluetooth Keyboard 】 Bluetooth Keyboard with Stainless Steel case been slim and lightweight when during travel or business trip. Silent keys makes your never worry bothering the people around you

【Backlit Keyboard 】Wireless keyboard with 3 colors LED backlights Red,Green,Blue.Turn on the Backlight makes your typing cool and clear

【Rechargeable Keyboard】Portable Keyboard battery could last 22days with working 8hours/day and standby last at least 2 years. Automatically into sleep mode if there is no operation in 30mins to save power.Low Profile scissor key mechanism,it enhances feedback and stability and makes the typing more comfortable and relax your fingers

【Broad Compatibility 】Keyboard with Bluetooth 5.0 and support most of the Bluetooth devices with Windows8/10/11,including Surface/Android Tablet like Samsung Galaxy Tab, Google Nexus /PC/Desktop/Smart TV /Android TV Box/Raspberry Pi,etc