Our EX1 4D High Sensitivity Wireless Mouse will surely rid you of the troubleoflimited operation caused by wired mouse.Adopting 2.402GHz - 2.480GHz wireless receiving technology， it features super receiving and transmission speed. With high technology， it features ultra-low radiation to ensure fast response and high sensitivity. With strong anti-interference and high transmission speed， it gives high accuracy and ultra-smooth track. Such a compact-sized gadget is worthy of your purchase! Take action!                                    Features             High sensitivity optical technology， free from mouse pad <br> Wireless style， convenient and free to use without cable limitation<br> High-grade sensor offers quick and accurate response as well as optimum tracking<br> Smooth and comfortable surface to grip<br> Low power consumption and energy-saving<br> High flexibility， fast response， accuracy and superior performance   <br>                                                            Specifications            Operating Frequency    2.402GHz - 2.480GHz    <br>Power Supply    1 x AA Battery(Not Included)    <br>Channel    16 with Automatic Frequency Hoping    <br>Resolution    800/16000 DPI    <br>Color    Silver !#!amp!*! Blue    <br>Dimensions    (4.09 x 2.36 x 0.87) " / (10.4 x 6 x 2.2) cm (L x W x H)    <br>Weight    1.76 oz / 50 g    <br>                                                            Package Includes            1 x Wireless Mouse<br>1 x USB Wireless Receiver<br>