青青草九草电影在线-欧美综合区一区二区-丁香五月思思热-日韩999不卡顿视频播放

      1.In the use process, to prevent the positive and negative extreme column and the external metal conductor direct contact caused by the battery short circuit;

　　2.The negative and positive extremes are strictly forbidden to be connected in reverse and not firmly.

　　3.It is forbidden to add unqualified electrolyte or pure water for non-battery;

　　4.Do not use the battery in the state of deficit, less maintenance of the battery should be regularly added special pure water;

　　5.The battery shall not be used for deep discharge (capacity less than 50%, electrolyte density less than 1.200g/ml);

　　6.Keep the battery exhaust bolt or vent unblocked to prevent explosion caused by blockage;

　　7.In handling, storage battery, do not reverse or tilt more than 45 degrees;

　　8.During the battery charging process, please keep the environment ventilated, no smoking;

　　9.When testing or replacing the battery, please wear protective glasses.