Pro 80V Li-Ion Technology Closes Gap Between Gas And Electric. | | Charges 2 X 80V Batteries Simulataneously Or 1 X 80V Battery Twice As Fast. | | Diagnostic Led Indicator Displays Current Charge Level And Any Battery Issues. | | Built-In Air Vent Allows For Faster Charge Time And Reduces Heat While Charging. | | Compatible With All Pro 80V Batteries. | | |