This lightweight powerstroll from Drive Devilbiss Healthcare easily fits and converts most manual wheelchairs into a carer-controlled wheelchair. It has a maximum gradient of 6 degrees and fits most wheelchairs with seat widths from 14" to 20", including narrow track wheelchairs. The maximum range is 10 miles and the top speed is 3mph. The total weight is 14kg. It uses existing wheelchair handgrips and features a trigger handset with a variable speed dial and direction button. The removable fabric battery pack weighs less than 8kg when removed. It has twin 'Drive' wheels with 8" black non-marking PU tyres and a maximum user weight capacity of 18 stone / 115kg.