C20 Smart Charger User Manual Product Instructions Ring Scanner Charging Indicator Ring Scanner Push the ring strips to the end C20 Smart Charger Disconnect Bluetooth barcode USB Cable Charging Contact Ring Strips...
4)The ring scanner will be in charging state when the indicator shows red light. The charging will be completed when the light turns to green. 5)Scan the barcode in the middle of the C20 to disconnect the ring scanner to the matched device.
1.Make sure the socket is grounded to avoid the leakage risk. 2.Don’t Splash any water or other liquid to the C20 in case any bad influence to the normal usage. 3.Pull out the power plug and keep it in the right place if...