Kind Tips Before Purchase: Not rechargeable, requires AA batteries. If your device only has USB-C port, USB-A receiver cannot be used. However, you can still connect the wireless mouse via Bluetooth. If your device doesn't support USB-A or Bluetooth connections, this mouse won't be compatible. On iPad, the Bluetooth mouse cursor appears as a round dot instead of an arrow. On Mac systems, the side buttons (forward/backward) are not functional. 36 Months Support: If you encounter any problems in using the product, please feel free to contact our professional customer service team, enjoying TECKNET 36 Months Warranty (Registered Only). Hassle-free Design: Wireless mouse with smart auto-sleep mode, battery life up to 18 months(NOTE: batteries not included, battery life may vary); Compatible with Windows 11/10/8/7/XP/Vista and Mac OS X/Linux/Android/iOS(13+). Moving quickly forward or back between documents or browsing websites is a breeze with Back/Forward buttons(NOTE: not suitable for Mac System) on the left side of the mouse, which may affect left-handed use, please understand. Comfortable & Durable Design: Ergonomic design with an elegant profile, this wireless mouse for laptop is perfect to fit your hands, providing a comfortable user experience. Mouse for laptop tested over 10 million times click lifespan ensures long-term stable use. The wireless mouse is medium-sized and is very convenient to carry on trips or outings, note, If your palms are larger and like an oversized mouse, please consider carefully. 6 Adjustable DPI Levels: To meet the needs of different groups, wireless mouse for laptop with 6 levels of DPI, 800/1200/1600/2400/3200/4000, and comes with a Nano receiver (stored in the back of the wireless mouse). No need for any driver, and you can plug and play the wireless mouse directly, and advanced TeckNet Tru-Wave optical tracking technology ensures precise tracking on most surfaces. Connect 2 Devices Simultaneously: Supports 2 devices simultaneously with just one TECKNET wireless mouse for laptop, desktop, tablet, and so on, you can seamlessly switch between multiple devices with just a click, without the trouble of plugging and pairing. Bluetooth mouse for laptop according to the adaptation method of your device with two connectivity options to choose from: one USB-A and another Bluetooth connect, note: Macbook without a USB port can be connected with Bluetooth. 2 in 1(Bluetooth+2.4Ghz USB) Wireless Mouse: Bluetooth mode works with Windows/ Android/ MAC OS system, just choose according to the Bluetooth version of your device, bluetooth mouse for laptop with BT5.0 and BT3.0 to choose from; 2.4Ghz USB mode works with laptop, desktop, or any device with USB-A port, simply plug in the receiver, use as a usb wireless mouse. Or put away the adapter, and use it as a Bluetooth mouse. Also, support both connection methods at the same time. Enable High-Efficiency Multiple Working Modes: 3 modes bluetooth wireless mouse(BT5.0 & BT3.0 + 2.4GHz), realizes free switches between 2 devices(with Bluetooth mode and 2.4G mode) in a switch button on the wireless mouse. Simple & convenient to work from the desktop to the laptop, or tablet to Macbook, etc.