User's Manual

Specifications
Bluetooth Version
Bluetooth 5.1
Operating Range
＜10m
Working Voltage
3.7V
Working Current (Backlight ON)
130-160mA
Working Current (Backlight OFF)
2mA
Charging Current
200mA
Sleeping Current
0.8mA
Re-connect Time
3 seconds
Reworking Time
2 seconds
Stand-by Time
240 days
Charge Time
4 hours
Uninterrupted Work Time With Backlight On
3 hours
Lithium Battery Capacity
500 mAh
Frequency Band
2400 to 2483.5 MHz
Maximum Radio-frequency power
0 dBm
Product Overview
1 Bluetooth indicator: Press “Fn + C” keys to enter pairing mode.
Caps Lock indicator: Blue light is on.
2 Charging indicator: Red while charging.
Green when fully charged.
Low battery indicator: Flashes red when charging is required.
3 Charging port: Only used for charging.