Proton Water Temperature Gauge - With 16 mm Adapter
For use with Proton water temperature meter
Provides a precise reading of engine's coolant temperature
Designed to function on virtually any motorsport vehicle as it operates with a CR2032 replaceable battery
This light weight compact gauge features a large LCD display for easy reading and a removable face plate with all necessary hardware providing a simple and clean install
Effective temperature range: 14 ~ 140 °F