1, first plug the power cord plug into the 220v power socket, this time, you will see the power indicator light and saturation light on.
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2, the output end of the red clip on the positive electrode of the battery, the black clip on the negative electrode of the battery. If the clamp is wrong, the charger will alarm and not charge. After the clamp is done, the saturation lamp will be turned off, and the charger will automatically switch to 12v or 24v gear according to the battery voltage to charge.
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3. When the saturation light lights up again, the battery is full.