Features: 1. Wireless Bluetooth Mouse Dual Mode: It can work on two devices with One-key conversion. The Bluetooth wireless mouse connects one device via Bluetooth 5.2 and the other via a 2.4G USB Receiver. Wireless mode: USB receiver Plug And Play, No driver needed. Bluetooth mode: just switch to BT mode by pressing one key. 2. Silent Mouse Design: Silent Click & non-slip scroll wheel: A special soundless design will be noiseless when you click the buttons, you can work without bothering others. 3. Portable Size: Lightweight and small in size can easily stored in a computer bag to be carried, suitable for home, office, workshop, school, coffee room, and other Occasions. 4. Adjustable DPI And Rechargeable: High-Speed DPI up to 1600, With 3 Adjustable DPI levels: DPI 800/1200/1600, and sliding smooth and flexible With no delays.Built-in rechargeable battery, no need to change battery. 5. Widely Compatibility: Works with Windows 2000/XP/7/8/10/Vista, Mac/Android.Suitable for homes, offices, travel, and more. Specifications: Item Name: Bluetooth Wireless Mouse Working mode: 2.4Ghz+Bluetooth Buttons: 4 buttons Adjustable DPI Switch: 800 / 1200 /1600 DPI Working Range: 10M Battery: Rechargeable lithium battery Battery capacity: 500mAh Switch Life: 10 million Times Package List: 1 x Wireless mouse