Check the listing for details. 2.4G Wireless / Cordless Optical Mouse with USB Receiver. SILVER. Condition: New. Listed at 12.80 USD. THIS LISTING IS FOR A SILVER WIRELESS OPTICAL MOUSE (OTHER COLOURS ARE ONLY FOR ILLUSTATION PURPOSES) Adjustable high-precision optical tracing engine. 2.5 times faster than a common optical mouse. The optical technology with specific wavelength that can be transformed freely between 500/1000dpi, offers a smooth and precise control as well as a wider surface adaptability. Battery life is up to six months. Unique 5 power-saving mode offers the best power management. A power switch located at bottom of the mouse can be turned off when the mouse is not in use. In normal conditions, 2 AAA Alkaline batteries can last for up than 6 months. Ultra-fine plug and play receiver. Insert the receiver into a spare USB of your PC, install the batteries into the mouse. The mouse should respond within seconds. No code is needed. The receiver can be stored safely inside the mouse itself when not in use. Other Features: With a CPI (Count Per Inch) Button to change the speed of the cursor instantly. With Next & Previous page buttons for an easy Internet navigation. Applicable System. Windows 2000/XP/Vista/OsX/Linux A spare USB interface Specifications. Wireless carrier frequency 2402MHz-2480MHz. Wireless operating Frequency: 16 frequency, automatic frequency hopping.. Rated operating current for mouse: 6mA @3v. Mouse size: 91x62x36mm. USB interface: Version 1.1. Remarks: Operating distance relates greatly with operating environment. Batteries are not included in the package. Battery life depends on the actual mouse usage. Please recycle used batteries wisely. Errors and omissions excepted (E&OE)IMPORTANT NOTE:Due to Brexit, import taxes may be due on arrival before the parcel can be delivered. Taxes are beyond our control and are the responsibility of the buyer. THIS LISTING IS FOR A SILVER WIRELESS OPTICAL MOUSE (OTHER COLOURS ARE ONLY FOR ILLUSTATION PURPOSES) The optical technology with specific wavelength that can be transformed freely between 500/1000dpi, offers a smooth and precise control as well as a wider surface adaptability. Unique 5 power-saving mode offers the best power management. A power switch located at bottom of the mouse can be turned off when the mouse is not in use. In normal conditions, 2 AAA Alkaline batteries can last for up than 6 months. Insert the receiver into a spare USB of your PC, install the batteries into the mouse. The mouse should respond within seconds. No code is needed. With a CPI (Count Per Inch) Button to change the speed of the cursor instantly. Due to Brexit, import taxes may be due on arrival before the