83 in. Full Mortise Continuous Hinge CFM Heavy Duty in Duranodic Cordless Saw 0 battery 1 M18 and 0 battery 1 M18 and M12 rapid charger 1 contractor bag battery CoolPack Technology – keeps battery cooler for up to twice battery lifetime Single cell monitoring – maximizes the performance of each individual cell for longer runtime Electronic monitoring systems – protects both tool and battery for long tool life Integrated LED fuel gauge – displays battery's state of charge Cold weather operation – works in temperatures down to 4 ° F System compatibility – operates with all Bosch 18 V Lithium Ion tools and chargers as part of the Flexible Power System Item Weight 10 These continuous hinges are either full mortise (CFM and FM2 codes) or full surface mount and are non handed