Specifications: The remote controller has voice search function for Assistant. With built-in rechargeable battery, it is convenient to use. It has built-in 3-axis gyroscope and sensor. RGB 7 colors backlight makes it more stylish and cool. Item Name: Wireless Remote Controller Features: Backlight, Rechargeable, Voice Search Size: 11cm x 3.2cm x 1.2cm/4.33 inch x 1.26 inch x 0.47 inch (.) Material:ABS colour:Photo Color Package Contents: 1 * Air Mouse Only the above package content, other products are not included. Note: Light 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.