Allstar 2-5/8 inch Diameter 140-280 Degree F Mechanical Water Temperature Gauge with Allstar Logo features the Allstar logo on the face. The gauge features a 2-5/8 inches diameter, a range of 140-280 degrees f and is a mechanical type gauge. The capillary tubing is 6 feet long. It is backed by a 90-day limited factory warranty and sold individually.