500 lb. (228 kg) safe working load. Easy base width adjustment with locked position; accommodates chairs and commodes. Redundant operation via control unit, allowing use if pendant is lost or damaged. Floor extraction:  Can be used to lift patients from floor. Overload protection with visual/audible alert, halts lifting when capacity is exceeded. Manual emergency lowering for added safety. Quick-release battery can be charged via charging cradle (optional), or via plug-in charger (included) for charging in place. Backlit LCD display during operation for ease of viewing