Bluetooth keyboard and quality leather tablet protective cover 2-in-1 design Fine workmanship, with good hand feeling, simple and stylish The Bluetooth 3.0 keyboard has long-lasting button life, durable to use The keyboard has built-in lithium battery, convenient to charge and use Can be converted to a supporting stand for hands-free movie watching and web surfing Designed with pen slot to hold your stylus pen pen not included Specification Bluetooth version Bluetooth 3.0 Connection distance up to 10 meters Modulation method GFSK Working voltage 3.0-4.2V Working current Standby current Sleep current Charging current 200mA Standby time 100 days Charging time 3-4 hours Lithium battery capacity 200mAh Sustainable working hours 100 hours Lithium battery life 3 years Button force 80 10g Button life 5 million clicks Operating temperature -10 - 55 Charging port Type C 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.