Opticon Sensors Europe BV H22-RFID 사용자 설명서
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Charging the Battery
To charge the battery, perform one of the following actions:
Connect one end of the AC adapter to the H-22 through its USB port and plug the other end of
the AC adapter into a wall outlet.
the AC adapter into a wall outlet.
Connect the device to a PC using the supplied USB cable.
Put the H-22 into its cradle. (The cradle is an optional accessory)