Features:Notebook Button Feel The keyboard adopts simple chocolate square keycaps, uniform force, scissor foot structure, good rebound effect, comfortable operation feel. Rechargeable BT Keyboard Strong endurance, can work about 50 hours continuously. The built-in battery can be recharged repeatedly, no need to buy batteries. Wide Compatibility Suitable for a variety of devices: tablet or phone or PC Suitable for a variety of operating systems: Windows or Mac or Android or IOS. Enriching Multimedia Functions Cooperate with Fn key, use multimedia combination function, office and entertainment are both enjoyable. Small and Portable Simple design, thinner than laptop. Convenient and easy to take outside with no burden. Specification:Item type: BT keyboard The standard keyboard: 78 keys Charging port: standard Android MICRO interface Color: Green,purple,pink,yellow(Optional) BT pairing name: BT 3.0 keyboard Charging time: about 2 hours Battery capacity: 150mAh BT distance: about 10 meters Continuous work: about 50 hours Battery life: about 3 years Standby time: about 30 days Item size:24.8x15x0.7 cm or 9.76x5.91x0.28 in(L x W x H) Item weight: Approx.186.6g or 6.58oz Package size:25x15x1 cm or 9.84x5.91x0.39 in(L x W x H) Package weight:187g or 6.6 oz Packing list:1 x BT Keyboard Notebook Button Feel: The keyboard adopts simple chocolate square keycaps, uniform force, scissor foot structure, good rebound effect, comfortable operation feel. Rechargeable BT Keyboard: Strong endurance, can work about 50 hours continuously. The built-in battery can be recharged repeatedly, no need to buy batteries. Wide Compatibility: Suitable for a variety of devices: tablet or phone or PC Suitable for a variety of operating systems: Windows or Mac or Android or IOS. Enriching Multimedia Functions: Cooperate with Fn key, use multimedia combination function, office and entertainment are both enjoyable. Small and Portable: Simple design, thinner than laptop. Convenient and easy to take outside with no burden. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.