The E8500 PLUS emissions analyzer is a complete portable tool for EPA-compliance-level emissions monitoring and testing. It is ideal for regulatory and maintenance use in furnace, burner, engine, turbine and other industrial combustion applications requiring accurate low-NOx measurements. Customizable with up to nine gas sensors, it includes a real-time PC software package with Bluetooth and a wireless remote printer. The expanded internal memory can hold up to 2,000 tests.