?[Quick Switch to 3 Devices] -- This wireless keyboard provides USB/BT1/BT2 three connection channels, allowing up to 3 devices simultaneously and easily switch between them. The 2.4G USB connection supports plug and play, no need to any drive. ?[Support Multiple Systems] -- This is an universal keyboard specially designed for Windows/Mac OS/iOS/Android four operating systems, can work with Laptop MacBook Pro/Air iPad Notebook PC etc, meeting your different needs. ?[Rechargeable Battery] -- Built-in rechargeable lithium battery, with auto-sleep mode function, this keyboard can work for up to 200 hours. Easily recharged by included Type C cable, no need to replace new batteries, which is convenient and saves money. ?[Comfortable Quiet Typing] -- Full size, fully equipped keyboard with quiet keys and convenient number pad. Unique scissor switch design helps reduce typing noise and improve work efficiency. The bracket under keyboard forms 8° angle with the desktop, meeting ergonomic design, bringing more comfortable and smooth typing. ?[Slim Stylish Appearance] -- The Bluetooth keyboard has larger size keys, lightweight fashion sense, and ultra-thin design (the thinnest part is just 0.3 inch), which greatly improves texture, saves working space, and is also easy to carry. This keyboard enjoys 12-month warranty, if you have any issue, you can feel free to contact us.