Cool Black And Decker 20V Charger Blinking Red Light Ideas. Today i wanted to charge the battery, plugged it in and the charger light started blinking red. Web 15 days ago updated follow while the blue led on the appliance is flashing, it is indicating the unit is charging and is normal.
Recently people have been complaining that the black and. Maximum chuck size 10 millimeters : A flashing red light on a black and decker 20v battery indicates a fault or issue.
