The Dipper is a digital water level indicator (sender) designed to be used in either plastic and metal water tanks. It gives an accurate reading of the water levels in fresh and grey water tanks, suitable for recreational vehicles, camper trailers and boats. This water level sensor is easy to install into the side of your water tanks. Retrofitting is a DIY job thanks to the 5 pin connector. The Dipper has been designed for use with the range of BMPRO battery management systems (BatteryPlus35/Trek, Drifter, J35), and is also compatible with a range of aftermarket tank level indicators. Three cable lengths are available by selection in the drop down box: 2.5M 5M 7.5M Ring Terminal stainless Steel 316 corrosive resistant properties 5 Pin Connecter eliminates need to rewire if retrofitting Mounting Hole required 22mm Connecter waterproof Easy Installation – no need to rewire if retrofitting Fits existing water tanks Compatible with BMPRO Trek and Drifter units Suitable for use in caravans, boats, motor homes and camper trailers Suitable for plastic and metal water tanks