Lithium-ion batteries have greater life spans than their Ni-MH or Ni-Cad counterparts giving 430% greater run time.|Lithium-ion's 40% weight saving means 18 volt power can be obtained by a battery that weighs the same as a 12 volt Ni-MH battery.|Double safety trigger.|High comfort grips.|Large lock off lever.|LED job light that creates and easy to trace cutting line.|Removable dust nozzle.|Built in blow-off nozzle.