Testo 308 Handheld Digital Smoke Meter

Testo 308 Handheld Digital Smoke Meter is designed to measure soot count by recording the soot count digitally to one decimal space with continuous sampling. The Testo 308 features an intuitive menu, easy-to-read segment display, illuminated display, built-in condensate trap, built-in exchangeable dirt filter, soot filter, and rechargeable Li-ion battery.