2-in-1 design, it is not only a Bluetooth keyboard protector but also a tablet caseThe Bluetooth 3.0 keyboard has a long-lasting button life, durable to useThe keyboard has a built-in lithium battery, convenient to charge and useCan be converted to a supporting stand for hands-free movie watching and web surfingStrong magnetic absorption at keyboard position, and the keyboard won't move easilyThere is a slot to place your pencil device, don't worry about losing it (Not Included Pencil)Slim and lightweight design, convenient for travel, business trip, etc. Specifications: Bluetooth 3.0 standardEffective operating distance: 10 metersModulation method: GFSKWorking voltage: 3.0-4.2VWorking current: 2.5mAStandby current: 0.3mASleep current: 40uACharging current: 200mAStandby time: > 100 daysCharging time: 3-4 hoursLithium battery capacity: 150mAhSustainable working hours: 100 hoursLithium battery life: 3 yearsButton force: 80 10gButton life: 5 million clicksWorking temperature: -10 -55 Compatible with: iPad mini (2021) Package included: 1 x Bluetooth Keyboard 1 x Leather Case 1 x English and Chinese Manual Other items not included