Black And Decker 18v Battery Charger

black and decker 18v battery charger just keep repeating the pulse boosting and testing the battery until it will finally be recognized by the charger and you get the green light blackdecker 18 volt b

black and decker 18v battery charger just keep repeating the pulse boosting and testing the battery until it will finally be recognized by the charger and you get the green light blackdecker 18 volt b.