1, the battery car is not used in the business, the first charging time is 12-14 hours. The charging time has not been reached. 2. Place recharge: the battery pack has some power remaining before leaving the factory, and it can also be used for short distance riding after the electric vehicle is sold. After the first ride, the battery must be charged for the first time, and it is recommended that the first charge should be carried out for a slightly longer time (8-12 hours). The battery pack should be charged in time after use. If the battery is not used for more than two months, the battery pack needs to be fully charged. If the battery pack is placed for more than 5 months, a charge-discharge cycle is required. Use the battery regularly, charge the battery regularly when it is used normally and placed for a long time, which can ensure the best practical effect of the battery pack and extend the service life. 3, normal charging: The normal charging method of the battery pack is as follows: First connect the charger and the battery pack to be charged, and then connect the charger power plug to the 220V AC power supply. (This connection sequence will avoid electrical sparks when plugging in and out of the charging plug.) When the power is turned on, the charger shows a red indicator indicating that the battery pack is charging normally, and it can be charged for 6-8 hours normally. 4, charger notes: In order to ensure the safety of battery charging and ensure the service life of the battery pack, this battery pack can only use the 36V lithium battery charger matched by our company. If the charger is lost or damaged, please find the corresponding dealer to purchase. Do not use a lead-acid charger or other form of charger for charging.