Shallow Well Sampler is a portable, peristaltic pump with a maximum lift capability of 26 feet. This pump is ideal for purging shallow monitoring wells, cleaning GeoPump bladder pumps and tubing assemblies. This unit requires 12 VDC powers that are supplied by an optional 6 Amp-hour 12 VDC rechargeable gel cell battery. It is equipped with a three-position power switch that allows it to operate in either the forward or reverse modes. The unit is housed in a rugged ABS housing.