There is no need for cumbersome code checking procedures, plug and play.No matter whether you are working, entertaining or traveling, you can enjoy wireless (unlimited) freedom,and completely the inability of the environment and hardware facilities to make you play happily Our wireless finger mouse plays computer in bed and lies on the sofa,which can be used in clothes, sheets and sofas without the large plane of traditional mouse Health-and ergonomic design, which allows hands to move naturally in the legs and anywhere on the body, reducing the long-term use of opponents and compact, occupying no space, easy to carry and use, and can type at the same time when using the mouse Built-in high-quality lithium battery, which can be and discharged hundreds of times, unlike ordinary mice, which often need to spend money to buy batteries 1.Resolution: 1000DPI 2.Wireless band: 2.4gmhz 3.Built-in lithium battery: 3.7V180mA 4.Charging time: 2 hours 5.Usage time: 15 hours (Continuous use) 170 days (standby) 6.Use distance: 10-12m Material: ABS colour: black Package Contents: 1 * finger mouse 1 * USB receiver 1 * charging cable 2 * rings 1 x Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.