This battery also has reverse polarity security, so when you’re in a hurry and hook points again backward on accident, you gained’t problems the battery or the charger. Better yet for routine maintenance setups is The reality that this charger will work for all types of batteries. What do you https://hukums.com/products/xtra-power-180-mm-angle-grinder-2000-w-8300-rpm-xpt-409