Quick Connection: Magnetic design for instant attachment; anti-drop corners ensure secure placement Flexible Use: Detachable keyboard supports wireless connection up to 10m Comfortable Typing: Frosted key surface and square keycaps enhance typing comfort Slim and Protective: Lightweight case offers a snug fit, providing all-around tablet protection Convenient Features: Backlit Bluetooth keyboard allows easy use in low-light conditions; integrated pencil holder for storing your pencil Specifications: Material: PU+TPU Battery type: lithium polymer battery Bluetooth version: 3.0 Effective distance: 10 meters Standby time: 30 days Continuous working time: not less than 100 hours Charging time: 2-3 hours Lithium battery capacity: 150mAh Lithium battery life: 2 years Key life: 3 million clicks Modulation mode: GFSK Operating voltage: 3.0-4.2V Operating current: 4-8mA Standby current: