2-in-1 Bluetooth Keyboard and Tablet Cover Bluetooth keyboard and PU leatherandTPU tablet protective cover 2-in-1 design Convertible Stand for Hands-Free Use Can be converted to a supporting stand for hands-free movie watching and web surfing Built-In Stylus Pen Loop There is a loop to place your stylus pen, don't worry about losing it (not Included stylus) Durable Bluetooth 3.0 Keyboard The Bluetooth 3.0 keyboard has long-lasting button life, durable to use Built-in Touchpad With a built-in touchpad function, it will offer a great aid when you do not have a mouse in hand Rechargeable Lithium Battery The keyboard has built-in lithium battery, convenient to charge and use Backlit Design The keyboard is designed with 3 colors backlit for convenient use at night Slim and Lightweight Design Slim and lightweight design, convenient for travel, business trips, etc. Specifications: Model: AM27-AS Weight: 605g Product size: 27.5x18.3x2cm Bluetooth version: 3.0 Effective operating distance: 10 meters Modulation mode: GFSK Operating voltage: 3.0-4.2V Operating current: Standby current: Sleep current: Charging current: >200mA Standby time: >100 days Charging time: 3-4 hours Lithium battery capacity: 450mAh Sustainable working time: 100 hours Lithium battery life: 3 years Key force: 80±10g Key life: 5 million clicks Operating temperature: -10-and55℃ Charging port: Type-C