Premium Materials The case with keyboard is made of PU leather and hard PC that gives you a comfortable touch, scratch resistant and easy to clean Strong Magnetic Core The back panel has a strong magnetic attraction, keeping your device stable and secure Adjustable Angle The back panel can be rotated back and forth freely, providing a comfortable viewing angle Aluminum Alloy Shaft Built with an aluminum alloy shaft that can withstand multiple openings and closings, ensuring durability Touch Control Board Includes a responsive touch control board for precise navigation and control Key Backlight Features a key backlight, enabling easy typing in low-light conditions Lightweight and Portable Designed to be lightweight and portable, making it easy to carry and use anywhere Specifications Operating Voltage 3.0-4.2V Number of keys: 64 keys Continuous working time: ≥5 hours Working current 85-120mA Standby current: 1mA Low battery alarm: 3.0-3.3V Battery capacity: 500mAh  Standby time: ≤150 days Button life: 3 million times Battery life: 3 years Connection distance: ≤10m Key force: 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℃ Touchpad gestures: for iPad iOS 14.5 and above, Android does not support gesture function