Batteries, commonly known as batteries, are a device that converts chemical energy into electrical energy. The main function of a car is to start the engine. The battery provides the initial energy source for the car, therefore, the maintenance of the battery is very necessary.

　　 How to judge whether the car battery needs to be replaced? ? How much do you know about this problem? ? Today, the editor of Zhengzhou Kanglida Electronic Power Supply Co., Ltd. will give you some information on this issue. I hope it will be helpful to you. In the future, you can avoid detours when using and purchasing.

　　 1. Turn off the car engine and turn off the electrical equipment in the car. Because when the engine is running or the electrical equipment is turned on, the battery is working, which will cause errors in the measurement results.

　　2. Clamp the alligator clips of the BT-550 battery tester to the terminals of the battery, pay attention to the red positive and black negative. If the clip is reversed, the BT-550 battery tester will not be able to display.

　　3. The screen will display the current battery voltage. Press the middle measurement key to display the battery's cold start performance CCA value. Enter the battery's rated CCA value (on the battery marked with the battery's CCA value), and the instrument will display the service life percentage.

　　 Editor reminds that mastering the judgment of the use of car batteries allows you to better grasp the current use of car batteries, accurately assess battery life, and avoid car breakdown due to battery life reaching the limit on the road. When you need to replace the battery, you have the final say, and you will never be deceived by bad battery vendors.

　　 Zhengzhou Kanglida Electronic Power Supply Co., Ltd. was established in 2000, specializing in the development, production and sales of 4 series of 2V, 4V, 6V, 12V maintenance-free lead-acid batteries and electronic chargers. Products are widely used in anti-theft alarm systems, fire alarm systems, building intercom systems, elevator emergency evacuation systems, emergency lights, attendance machines, sprayers, electronic scales, children's electric motorcycles, cartoon inflatable models, car washers, table turntables, parking locks, Strobe lights, traffic lights, DC screens, solar energy, wind energy, UPS, EPS and other backup power systems, if you choose a company, you must choose a company with guaranteed reputation and quality. This company has been operating for many years and has many years of experience. Experienced company, so if you need this, you may wish to contact us, I believe it is a good choice.