Car battery, Li Wei Po car batteries, car batteries supplied by Shenzhen Wei Lai Po Battery Limited. Shenzhen Wei Lai Po Battery Co., Ltd. (www.weilipo.com) is specialized in the "car batteries, car batteries, lead-acid car batteries," the enterprise, the company of "honesty, hard service" concept, to provide you with the most quality products and services. Welcome to inquire! Contact: Mr. Liu. 4.5 car battery load voltage checks on used car battery car battery load voltage tester to check. Method: the two clips car battery tester were caught in the car battery 2 pole column (labeled "+" positive clip connected to car batteries, labeled "-" clip then negative) car battery production, press Start button requires within five seconds, the car battery tester pointer should stabilize at a certain scale value. 4.6 Check the vent is smooth car battery is charging, the electrolyte density will increase and cause decomposition of water to produce hydrogen and oxygen, the whole car battery temperature will rise, accelerating the volatile hydrogen and oxygen discharged from the vent . If the vent plug, should be clear to prevent hydrogen and oxygen produced in the car did not break out the battery, causing the air pressure increases and the expansion of the electrolyte resulting in damage to the vehicle battery. ● removable battery positive and negative sequence pay attention when removing the old battery must be in accordance with the "first and then split the positive negative split" in order car battery manufacturer, because the body is connected to the battery negative (Ground side), if positive first split, then a screwdriver during removal may touch the body, once the battery is equivalent to touch the positive and negative direct connection, there is a short circuit may lead to burn out the battery. Therefore demolition should "after the first negative positive," but when you install the contrary, following the "first positive negative" order. ● battery replacement process is very simple as long as the tool is ready, the relevant considerations and familiar, in fact, the car battery, battery replacement is very simple ten brands, what jobs they do not belong. At present, most of the models batteries are located in the engine compartment (located after the rear portion of a pure electric vehicle), and some have a protective outer shell, and some models are directly exposed bare. The following scene MG5 models, for example, to demonstrate how to replace the battery.