Strong magnetic detachable keyboard. 7 color backlight. Supports iOS shortcut gestures. 90 days typing capability. 20000 keystrokes. 360 degree adjustable support angle. Smart sleep function. Rotation function. Battery capacity: 500 mAh. Working voltage: 3.0-4.2V. Operating distance: ≤10 m. Charging time: 2-3 hours. Charging interface: Type-C. Standby time: ≤150 days. Standard: Q/JMS 001-2018. Working time: backlight on >5 hours, backlight off ≥55 hours.