2-in-1 design, round key cap Bluetooth keyboard combined with PU+TPU tablet case The Bluetooth 3.0 keyboard has a long-lasting button life, is durable to use The keyboard has a built-in lithium battery, convenient to charge and use Can be converted to a supporting stand for hands-free movie watching and web surfing Strong magnetic absorption at the keyboard position, and the keyboard won't move easily There is a slot to place your pencil device, don't worry about losing it (Not including pencil) Slim and lightweight design, convenient for travel, business trips, etc. Specifications: Product Size: 25.3 x 18.4 x 2.2cm Bluetooth: 3.0 standard interface Effective operating distance: 10 meters Modulation method: GFSK Operating voltage: 3.0-4.2V Operating current: