1. Number of keyboards: 78
2. Language: English
3. Battery capacity: 500mAh
4. Operating voltage: 3.3V – 4.2V
5. Working current: less than 110mA when backlit, less than 2.5mA peak when not backlit
6. Bluetooth distance: within 10 meters
7. Support system: iOS
8. Charging socket: Type-C
9. LED lights:
Blue, white and red lights are always on 2/S when power on, blue, white and red lights flash 2 times when power off
Press and hold the power button for 3 seconds to power on, press and hold the power button for 3 seconds to power off
After the boot is completed, press the Bluetooth button for 3/S to enter the pairing state, the pairing blue light flashes (1 flash every 1S), and keeps flashing for 3 minutes
When the voltage is less than 3.5V, the red light of the low-power indicator flashes (flashes once every 1s), and when the voltage is lower than 3.3V, the keyboard automatically shuts down
Automatic shutdown after lower than 3.3V
When the keyboard is not used for 10 minutes, the keyboard enters the sleep state. When charging, the red light is always on. When fully charged, the green light is always on. When fully charged, the red light is off.
10. Battery display:
Red light flashes once: battery power is greater than 25%, red light flashes twice: battery power is greater than 50%, red light flashes three times: battery power is greater than 75%
11. Charging current: less than 250mA
12. Charging time: less than 3 hours
13. Sleep current: less than 100A
14. Keyboard continuous working time: 150 hours without backlight, 2.5 hours with backlight
15. Chip: Bluetooth 5.1