Magnetic Levitation Secure magnetic attachment ensures stable suspension for effortless use without risk of falling Multifunctional Touchpad Integrated touchpad supports gesture controls like scrolling and app switching for seamless operation Scissor-Type Buttons Responsive scissor-switch keys provide a comfortable, quiet typing experience with smooth rebound Durable Protection Double-sided protective sleeve offers robust front and rear coverage to safeguard your tablet Premium Materials PU leather and aluminum alloy shaft deliver durability and a premium tactile feel Specifications: Bluetooth-compatible Version: 5.3 Working Voltage: 3.0 - 4.2V Number of Keys: 64 Continuous Working Time: 5 hours Working Current: 85 - 120mA Standby Current: 1mA Low Battery Alert: 3.0 - 3.3V Battery Capacity: 500mAh Standby Time: 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.