18v, lxt, 4-1/2", lithium-ion, brushless, cordless angle grinder kit, 5" paddle switch cut-off, electric brake stops the grinding or cut-off wheel in 2 seconds or less for maximum productivity, active feedback sensing technology turns the motor off if rotation of the wheel is suddenly forced to stop, automatic speed change technology adjusts speed & torque during operation for optimum performance, brushless motor eliminates carbon brushes, wire mesh intake covers engineered to prevent debris from entering motor, includes: (2) 18v lxt lithium-ion 5.0ah battery, 5" cut-off wheel guard, 5" tool-less wheel guard, 18v lxt lithium-ion rapid optimum charger, 5" x 1/4" x 7/8" inox grinding wheel 36 grit, 5" ultra thin cut-off wheel stainless, side handle & contractor tool bag.