Combination Stacklift and Pallet Truck,Hydraulic System and Battery Operated,Easily Transports and Lifts Heavy Loads,Photocell Height Detection,Comes with Battery and Charger,Distance Between Forks – I.D. 8.7″,Distance Between Forks – O.D. 21.3″,Lifting Capacity -2200 lbs,Lifting Height – 31.5″,Battery- 12V, Lifting Time w/Load -6″ sec.,Lifting Time w/Out Load -9″ sec.,Lowering Time wILoad -6″,Lowering Time wiOut Load – 12″ sec.,Center of Load -23.6