Powrwheel Model 2   On level hard ground this model has the capability to manoeuvre caravan/trailers with weights of up to 1800 kgs. This model replaces the caravan jockey wheel and uses the caravan/trailer leisure battery for its source of power (suitable cable supplied). It has tiller steering and direction control (forward or reverse) is by a rocker switch situated on the tiller. To use this mover the jockey wheel must be external to the ‘A’ frame and removed with the aid of a quick release bracket. It is possible to fit an additional quick release bracket external to the ‘A’ frame if required. Powrwheel Model 3   As Model 2 above but has an extra powerful motor/gearbox that increases its load moving capability (on level ground) to 2500 kgs. Powrwheel Model 4   As Model 2 above but is fitted with a chevron style tyre that facilitates moving on softer/looser surfaces such as grass and gravel.