Mice & Trackballs Features: Dual Mode: 2.4G Wirele and Bluetooth 2 in 1 Rechargeable: Built-in rechargeable battery, 1-2 months of use after 3-4 hours charging Quiet: Slilence key and no harmful beams emitted in mouse tracking, won't bother others High precision: Three-speed DPI adjustment, 800/1200/1600dpi, Profeional optical positioning technology, more accurate positioning Stylish and Comfortable: Ergonomic shape design, comfortable hand and stylish appearance Size:113.8*57.5*23.8mm Weight: 70g Package Included 1 x Mouse (Dual Mode: Bluetooth + 2.4G Wirele)1 x USB Receiver1 x USB Charging Cable(25cm)1 x Manual Applicable systems: In Bluetooth mode: Windows (windows XP / Vista / 7 / 8 / server 2003 / 2000 / Win10, etc)Android (Android 4.3 above)MacOS (MacOS 10.10 above is recommened)iOS (iOS 13 above, if below iOS 13, you need 'Jailbreak')In 2.4G mode: suitable for desktop computers, notebook computers, smart TV with USB interface, etc Dual Mode Mouse Using Instruction For 2.4G Wirele ModeJust plug the mini receiver into USB port of the computer For Bluetooth Mode1.Click computer's Bluetooth> add device > start searching2.Turn on the mouse >Pre the "Bluetooth Connection Button" for 3 seconds in Bluetooth mode> search for connection after flashingPlease do contact us first if any question, we will try our best to serve for you! Product Photo Display NOTE The product has two different bottoms (the mini receivers are stored in different locations) and are shipped randomly after purchase