The time it takes to charge an electric lawn mower’s battery depends on how discharged the battery actually is. It can take twelve hours or more for a lawnmower battery to charge completely. It is a widely known fact that if the mower’s battery starts to feel hot to the touch, you should stop charging it before it overheats.
When you’re charging and handling the batteries, you should be in an area of high ventilation and wear protective gear because batteries are extremely hazardous. All you have to do is connect the cables to the correct port in the battery and leave the battery alone to charge after putting it to your desired charging setting. You can place the setting at either a slow or fast rate.
Slow charging settings would be the best for any electric lawn mower. If you tend to charge the battery on faster settings too often then you will run the risk of your battery overheating. No matter what, always remember to always take proper safety precautions while you are handling any of the equipment.