Automobile storage battery is commonly used for three years, car maintenance, car repair unions do check, tell you whether need to change, of course the specific situation or depending on your driving habits, small make up to see a new car in less than a year, battery electric also many, the main and the driver also has a lot to do.

　　When you encounter the following situations, please note that your car battery is about to be replaced. Let's learn the signs before the battery fails.

　　1. The car started difficult: in the absence of other factors, if your love car to a sudden start is difficult, it could be an early sign of battery is failure, if it is winter there is another possibility, that is the so-called cold start.

　　When the car idles, the lights dim: for example, when you wait for a red light or a temporary stop, suddenly your headlights dim. This is because when idle engine charging power decline, if the battery is nearly can't use, but also to the vehicle power supply to the other equipment, automobile headlight power consumption is larger, can appear insufficient power supply, cause the lights dimmed

　　3. The battery fault lamp is on: when the battery fault lamp is on, it is to remind you that you should go to the maintenance factory to check the battery.

　　4. There was a sound: start because the battery discharge ability weak, start the machine would be a dysfunctional and emit squeaks, especially in the low temperature, because of the cold weather, the activity of battery will reduce, and the weather gets warmer after will improve or disappear, so a lot of car owners.

　　5. Battery observation hole: maintenance-free battery has an observation hole, hole lamp shows whether the battery work well, green is good, black is need to replace the battery, but some owners will also reflect the light is not very by spectrum, it is green, also can't start the car, observation hole for easy reference.

　　6. The battery surface, leakage, here basically is to see whether there is a battery summon and leakage, if found such case, please replace in a timely manner, if not change, it will pose a safety hazard, be sure to change.

　　Normal working voltage of 12 v battery, when start charging generator, voltage will rise to about 13 to 14 v, a lot of cars with voltage check function, focus on starting voltage change before and after, to identify the battery is good or bad, if a car did not start was less than 12 v or start after less than 13 v, that we should consider the battery problem.

　　Zhengzhou conley of electronic power co., LTD., founded in 2000, professional development, production, sales of 2 v, 4 v, 6 v, 12 v four series and maintenance-free lead-acid battery, gel battery and electronic charger, etc. Products are widely used in security alarm system, fire alarm system, building intercom system, elevator emergency evacuation system, emergency lights, antenna, power sprayers, electronic said, children, cartoon gas mould, washing machine, rotary table, parking lock, flashing lights, traffic lights, dc panel, solar energy, wind energy, UPS, EPS, etc for electrical system.