Feature: 1. ABS chocolate key core, the keyboard can be separated, using high‑end PU leather. 280MAH large capacity battery, standby time up to 100 days 2. The new model is suitable for ipad pro 12.9in 2015/2017 Gen bluetooth keyboard with detachable PU bracket 3. The keyboard is connected to the tablet computer through a wireless connection, and can be used as a protective cover or used alone, can be detachable 4. Good‑quality and long‑life keyboard mechanism can ensure a comfortable and fatigue‑free input experience. Stylish, accurate and ultra‑thin design makes the case portable 5. Using fully protect shockproof shell. The soft microfiber lining protects your screen and keeps the display clean. Perfect fit and access to all functions Specification: Item Type: Bluetooth Keyboard with Case Material: PU leather + ABS Applicable Models: For ipad pro 12.9in 2015/2017 Gen Bluetooth: Bluetooth 3.0 standard interface Modulation Method: GFSK Working Voltage: 3.0-4.2V Working Current: <3mA Standby Current: ≤0.3mA Charging Current: ≤200mA Keystroke Force: 50g - 70g Features: Fn combined multimedia function Support Protocol: Bluetooth 3.0/4.0/1.1 Connect the power supply through the USB interface for power supply Built-in Battery Capacity: 280mAh (polymer lithium battery) Battery Life: 3 Years Working Environment Temperature: -10℃ - +55℃ Charging Time: 3-4 Hours (8 hours to fully charge for the first time, full charge can be used later) Continuous Working Time: 100 Hours Standby Time: More than 100 days Button Life: 3 Million times Effective Operating Distance: Approx. 10meter / 32.8ftColor: Black How to Use: 1. Turn on the bluetooth keyboard case and push the switch in the upper right corner from [0FF to ON]. At this time, the case keyboard will start, and the blue light will turn off after 3 seconds. 2. Then click Connect next to it. The blue light is on and the Bluetooth light is flashing. 3. Turn on the tablet, find-Settings-Turn on wireless and network-Turn on Bluetooth-Search nearby devices-[Search for the Bluetooth keyboard name of the protective case (Bluetooth keyboard)] Click to connect. . Package List: 1 x PU Leather Case1 x Bluetooth Keyboard1 x Charging Cable1 x User Manual Note: 1. The wireless keyboard, the first time you use it, please charge it for 8 hours, afternormal use, it can increase the service life2. Do not put electronic equipment in a humid place3. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.