Enable Multiple High-Efficiency Working Modes: 3 modes wireless bluetooth mouse (BT5.0 & BT3.0+2.4GHz), freely switch between 2 devices (with Bluetooth mode and 2.4G mode) in one switch button on the wireless computer mouse. Simple and convenient to work from desktop to laptop, or from tablet to Macbook Chromebook etc. 2 in 1 Computer Mouse(Bluetooth+2.4Ghz USB) Wireless: Bluetooth mode works with Windows/Android/MAC OS, just choose it according to the Bluetooth version of your device, bluetooth mouse for laptop with BT5.0 and BT3.0 for you to choose; 2.4Ghz USB mode works with laptop, desktop or any device with USB-A port, just plug in the receiver and use it as a USB wireless mouse. Or put away the adapter and use it as a Bluetooth mouse. Moreover, it supports both connection methods at the same time. Connect 2 Devices Simultaneously: Support 2 devices simultaneously with just one TECKNET wireless mouse for laptop, desktop, tablet etc, you can seamlessly switch between multiple devices with just one click, without the hassle of connecting and pairing. Bluetooth laptop mouse according to your device's adaptation method with two connectivity options to choose from: one USB-A and one Bluetooth connection, note: Macbook without USB port can be connected with Bluetooth 6 Adjustable DPI Levels: To meet the needs of different groups, wireless laptop mouse with 6 DPI levels, 800/1200/1600/2400/3200/4000, and comes with a Nano receiver (stored in the back of the wireless laptop mouse). No need any driver and you can plug and use the computer mouse wirelessly directly; Advanced TeckNet Tru-Wave optical tracking technology ensures precise tracking on most surfaces. Comfortable and Durable Design: Ergonomic design with a sleek profile, this wireless laptop mouse is perfect to fit your hands, providing a comfortable user experience. The laptop mouse lifespan tested with over 10 million clicks ensures long-term stable use. The wireless computer mouse is medium-sized and very convenient to carry on trips or outings. Please note that if your palms are larger and you like a large-sized wireless bluetooth mouse, please consider carefully