Mice & Trackballs 4800 DPI Resolution :Enjoy precise and accurate cursor movements with a resolution of 4800 DPI. 5 Adjustable Buttons :Customize your gaming experience with 5 adjustable buttons that can be set to your preferred settings. Ergonomic Design :Reduce strain on your hand and wrist with an ergonomic design that is comfortable to use for extended periods. Wirele Connectivity :Say goodbye to tangled wires and enjoy the freedom of wirele connectivity with this mouse. Anti-Sweat & Ergonomic Design: E-YOOSO Mouse is made of anti-slip and anti-sweat custom material, built with a comfortable contoured shape The finger rests on both sides of the mouse provide additional support, every finger can hold comfortably for a long time. and also has forward and backward buttons, make your web surfing more efficient, perfect performance for more than 50,000,000 keystrokes! 5-Level 4800 DPI & 2 Kinds Polling Rate : 5-level DPI settings (800/1200(default)/1600/2000/4800), choose your comfortable speed for working or gaming. X-26 will move more precise by 125Hz(default) or 250Hz polling rate: Pre the right button + the middle buttom for 3 seconds to switch polling rate. USB Plug And Play & Stable Cursor: USB Nano Receiver can be stored within the back of the mouse, plug and play.2.4GHz Wirele technology provides reliable connection, transmiion distance up to 33ft (10m), which eliminated delays, interference, and provided a fast data transmiion. Universal Compatibility & Wide Use: Large wirele optical MacBook mouse is compatible with Windows 11, 10, 8.1, 8, 7, XP, Vista, Linux, Chromebook, Mac OS(Side buttons are not available on Mac), and Any Device with USB Ports. As well as compatible for PC, Laptop, MacBook and more Note: The most important thing to use a mouse is to stay away from soot and liquid; Pay attention to maintenance after use, clean up regularly. 1. The mouse is not waterproof. Avoid placing drinks and cups next to the mouse, so as not to mistakenly touch the tragedy of liquid into the mouse, if the drink enters the mouse shaft body, after drying, the sugar in it will hinder the shaft body, resulting in the normal rebound when the button is preed. If you enter a sugar-free mineral water or cold Baike, you should immediately cut off the mouse power, unplug the key cap to let the water dry, the mouse can be air-dried in the cold air mode of the hair dryer, and you can use it normally after a few days. 2, avoid eating in front of the mouse, the residue remains around the mouse, and then enters the key cap and the panel between, after a long time, more and more residue will cause damage to the mouse, will affect the feel of the mouse, and even the phenomenon of card keys. 3, regular cleaning of the mouse, not only to ensure health, but also to extend the service life of the mouse. FAQ: Do you need a drive? Most mice plug and play without drivers. Is it wirele? Yes, wirele 2.4G Is it a built-in battery? No, external Battery (1*AA Battery) Can it be programmed? No.