Durable and : Made from ABS material, fireproof and durable. Small and , easy to carry. Rechargeable: With a built-in 250mAh battery, just recharge and reuse. No more hassle of changing batteries. Multifunction Buttons: Couple of buttons to control your media, selfies, and e-book page turn. Wide Compatibility: Works with for both IOS and Android devices. Stable Bluetooth 4.0 Connection: Provides reliable and efficient wireless connection up to 15 meters. Convenient to Carry: With a lanyard hole, easily attaches to your keychain or bag. Bluetooth version: Bluetooth 4.0 Effective distance: 10-15 m Battery capacity: 250mAh Charging time: 1-2h Frequency: 2.4Hz-2.4835GHz Support system: for IOS, Android Material: ABS colour: Black Package Contents: 1 x wireless 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.