The six white buttons are for common functions(Long ) The yellow button serves as a continuous-click function Can (hold and click) No Bluetooth required, no software download needed Just clip it onto the screen It requires charging, which takes 3 hours and provides usage for 30 days for 12.5-13.5inch Tablets Please note:The following models are incompatible:For Tablet 5.5PR0.6.6PRO For the following models, the screen must be turned off and restarted before they can be used normally: for Y700 second generation, for PAD2, for PAD Support for all series And for tablet Color: As Shown Material: plastic Package Contents: 1 x Game controller 1 x Charging cable 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.