Electronics International provides the budget-conscious pilot the option to monitor their Exhaust Gas Temperature and Cylinder Head Temperature with the same precision found in the most advanced analyzers on the market, while not breaking the bank. The EC-1 provides pilots with One Channel of EGT and One Channel of CHT readings in a stable, one-degree digital format. With a toggle switch, select which temperature you would like to monitor. The large, crisp LCD is viewable in direct sunlight, and is backlit, making it easy to monitor your EGT and CHT. STC'd, TSO'd, PMA'd.