The Pride Power Assist is designed to aid caregivers in pushing a manual wheelchair in otherwise strenuous situations such as up steep hills, inclines and loose gravel. • The Power Assist is designed to work in conjunction with most wheelchairs with seat widths of 16”-20”. • Weight capacity of 120 kg/264 lbs (wheelchair and user combined). • The Power Assist has a maximum speed of up to 5 km/h (3.1 mph).