Operating temperature and humidity <80% at 0°C to 50°C (non-condensing) <70% at 40°C • Storage temperature and humidity <90% at -25°C to 60°C (non-condensing) • Display and backlight – A dual, Liquid Crystal Display, White LED for backlight • Power supply 4 x 1.5AA Size alkaline batteries • Automatic power off : it’s allowed set the Automatic power – off from 0 to 60min. • size : 245x95x42 (mm) • Weight : About 500g • Accessories, Test leads, Fuse