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LED & Buzzer state description
LED light
Description
Green led
Flash briefly if scanning successfully
Light blue led on
Connected
Dark blue led on
No connection
Red led on
Charging
Light blue and
green led
flash quickly
2.4GHz pairing mode
Light and dark blue
led flash alternately SPP pairing mode
Light blue led on
and green led
flash quickly
HID pairing mode
Dark blue and
green led
flash alternately
BLE pairing mode
Buzzer
Description
A long beep
Power ON/OFF
A short beep
Scan common barcode, paired, or
(low frequency)
wireless connection success
3 short beep
(low frequency)
Wireless disconnection
5 short beep
(low frequency)
and stop scanning Battery without electricity
Safety, maintenance and recycling instructions
1. Caution: Never open the device, the internal parts are dan-
