Adjustable legs to straddle large oversized loads.  Has a built-in hydraulic overload relief valve.  Pressure-compensated flow valve permits pin-point control while lifting heavy or light loads.  Polyurethane drive wheel.  Manual extension boom for more reach and height.  3-speed forward and reverse with 360 amp/hr batteries and 40 amp charger.  Features stabilizing casters and spring loaded drive wheel with a dynamic brake.  Key lock and battery condition indicator.