100% brand new and high quality USB 2.4G wirele mouse car shape, comfortable touch Free moving in 10 meters Optical sensor up to 1600 DPI Reliable and receiver-free wirele connection 3 buttons optical wheel mouse Built-in battery low LED indicator Features comfortable, ergonomic design Works on most surfaces except gla Plug and play mode, no need driver Battery Type: Power by 2 x AAA batteries (not included) Suitable for home, office or out on the road. Ideal for PC and laptop use Operation systems: Windows 98, 2000, XP, Vista, Win 7, Mac OS or later Color: Red, Blue, Black, Pink Size: 102*54*36mm/4.02*2.13*1.42inch app. Cautions: Operation distance is cloesly related to the environment. Battery life may be different for personal habit of using mouse. In case of mouse failure, please check battery power and replace it as neceary. The mouse will shut off automatically and enter sleeping mode for saving power when it's not used for a long time; to wake it up, pre the right or left button. Never waste the battery at will or throw it in fire. Put replaced battery into battery recycle bin. Package Included: 1 x USB Wirele Mouse 1 x USB Receiver Note: USB is behind the battery cover. Battery cover on the roof Note: Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures,,but not the same performance on different bodies as on the model. 1)