1.FDM one-piece molding for exterior Lightweight and more solid texture 2.FDM Featured horizontal stripes are not afraid of sweating and are more non-slip 3.Electronic switch is actively triggered, not passive electrostatic No failure and continuous touch 4. Charge for 2-3 hours with built-in lithium-ion battery, can be used for 30-50 days (average 5 hours a day) Mechanical key, 50 million times life tea axis paragraph feel, taking into account both feel and silence How to use: 1: The handle is clamped on the left and right ends of the tablet 2. The clip is clamped on the screen 3. Move the game key position to the contact point of the clip and press the button to control the game key position. No Bluetooth or APP is required Applicable models: For 9.7 to 12.1 inch tablets Color: Green/Black Material: FDM Weight of a single set: 200g Packing method: Boxed Contains a single set: Game controller*1