You've got corroded battery terminals. Automobile batteries Use a beneficial as well as a destructive terminal (the two terminals that you choose to join jumper cables to when soar-starting off a car or truck). Corrosion about a battery terminal—a powdery buildup that’s generally white, inexperienced, or blue—can hamper battery operate. https://thegreatbookmark.com/story18127790/car-battery-replacement-sharjah-can-be-fun-for-anyone