W79 Series Product 2D Ring Scanner User Manual
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Scan the barcode “Restore factory settings”, the ring will disconnect Bluetooth
connection with terminal devices, and all the settings will change to factory default.
5.Charging cradle light indicator
The blue light indicates successful Bluetooth connection between ring scanner and
cradle.
The red light off while the green light on in charging indicates fully charged.
6.Wake up ring in charging
The ring doesn’t work when in charging, while it could be waked up by touching
either side of ring three times.
7.Laser calibration
If laser length changes longer or shorter, please stop scanning, touch ring for 4
seconds once and repeat several times to get it right. If it’s still abnormal, please scan
the barcode “Automatic calibration”.