[Magnetic Levitation and Scissor-Type Keyboard] Magnetic levitation ensures a secure attachment to the tablet while scissor-style keys provide smooth, quiet, and responsive typing for a better experience [Multifunctional Touchpad with Gesture Control] Features a responsive touchpad supporting pinch-to-zoom, scrolling, and gesture switching for smooth and portable operation [Comprehensive Double-Sided Protection] Offers complete front and back coverage to protect the tablet from scratches, bumps, and wear while maintaining its sleek appearance [3 in 1 Versatile Design] Acts as a keyboard for typing, a protective case for storage, and an adjustable stand for comfortable viewing and usage [Auto Sleep/Wake Function] Automatically wakes the tablet when opened and puts it to sleep when closed, improving battery life and enhancing convenience Specifications: Bluetooth-compatible Version: Bluetooth-compatible 5.3 Working voltage: 3.0-4.2V Number of keys: 64 keys Continuous working time: greater than or equal to 5 hours Working current: 85-120ma Standby current: 1mA Low battery alarm: 3.0-3.3V Battery capacity: 500mAh Standby time: less than 150 days Key life: 3 million times Battery life: 3 years Connection distance: less than or equal to 10m Button strength: 50-70g Charging current: 250ma Charging interface: Type-C USB Wake-up time: 2-3 seconds Charging time: 2-3 hours Random password: none Working temperature: -10-55 degrees Trackpad gestures: iPad iOS 14.5 and above, Android systems do not support gesture functions