According to my understanding, OOBVJ" Is an uncommon brand, wireless keyboard specific charging method may be different. Under normal circumstances, the wireless keyboard charging method is as follows:
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1. Check the battery type: Check the type of battery your wireless keyboard uses. Typically, wireless keyboards use replaceable batteries (such as AA or AAA batteries) or built-in rechargeable batteries.
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2. Replace replaceable batteries: If your wireless keyboard uses replaceable batteries, you need to open the battery compartment of the keyboard and replace the battery with a new charged or new non-rechargeable battery.
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3. Use a charging cable: If your wireless keyboard has a built-in rechargeable battery, it usually comes with a charging cable. Find the connection port of the charging cable and plug it into the charging port of the keyboard.
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4. Connect the charger: Connect the other end of the charging cable to the adapter or USB port on your computer to provide charging power.
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5. Charging indicator: There may be a charging indicator on the keyboard, which will show the charging status. Usually, the indicator light will light up or flash, indicating that charging is in progress.
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6. Full charging: Depending on the specifications of the wireless keyboard, the charging time may vary. Allow the keyboard to charge for enough time to ensure that the battery is fully charged.
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Please note that since I was unable to obtain information about the OOBVJ" Wireless keyboard specific information, the above steps are for reference only. It is recommended to refer to the owner's manual of your wireless keyboard or contact the manufacturer for accurate charging guidelines.
Regarding this issue, the oobvj wireless keyboard uses AAA battery power, so it cannot be charged by charging. You will need to replace the AAA battery with a new one, or replace the old battery with a rechargeable battery after charging. Note that if you use a rechargeable battery, make sure it is fully charged to prevent the keyboard from not working properly due to low power.
Plug in the charging plug and connect the wireless keyboard to charge.