Please note: This is a new version of the circuit board.
Equipped with a new version of 7.4V battery,
If you find that your version is different from the picture,
Please contact us via our email,
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Please note: This is a new version of the circuit board.
Equipped with a new version of 7.4V battery,
If you find that your version is different from the picture,
Please contact us via our email,