Better brands have Delixi, Chint, Great Wall brand, charging must pay attention to the following points:
1, adjust the appropriate current, charging machine generally have ammeter, charging is best to observe the ammeter, charging current is best not to exceed half of the ammeter range;
2. Disconnect the battery line on the car, connect the positive electrode of the charger to the positive electrode of the battery, and the negative electrode to the negative electrode of the battery, not the maintenance-free battery must unscrew the cap of the battery to avoid the explosion of the gas out of the open flame;
3, arrange the line, place the charger, the charger is best placed on the dry wood utensils, leave the body, do not have flammable materials around, so as not to cause fire, the power line is best to use cable, so as not to drag to destroy the line insulation.
The bull brand car charger is better, because the bull brand car charger has an automatic power off function, which can protect the battery and automatically disconnect the circuit when it is fully charged
Green link Philips Newman these big brands are more by fire