SPA Design provides a wide array of dual gauges that provide the user and operator with specific and highly accurate information. The latest dual gauge 200 instruments have been developed utilising state of the art surface mount microprocessor technology. Whilst externally and dimensionally similar to its predecessor, internally it has been completely re-designed for greater accuracy and robustness. These lightweight compact dual gauges now come with all of the following features: Selectable backlight colour (red or green) Adjustable backlight brightness Black or white dials Standard Black or Chrome option bezels High resolution modes for 0.1 PSI, Deg C etc Programmable button function, recall menu etc Splash proof sensor connections Extended temperature operation (for extreme climates) -20 to +70 Deg C Stainless steel pressure and vacuum sensors Programmable warning lights, low battery, averaging etc Programmable outputs for driving external LED's or relays Thermocouple options and kits available All instruments include kits, which are fully inclusive of all sensors and wiring as well as comprehensive user manuals.ALSO Available with blue backlight.