Key features
 
Large display
Backlight for work in dim areas
Min / Max to record signal fluctuations
Ergonomic overmolded housing with integrated probe holders
Free your hands with the optional TPAK magnetic hanger
Auto and Manual ranging
Meets Measurement Category 1000 V CAT III and Category IV 600 V safety standards
The 77 IV replaces the 77. Move up to superior utility and safety today.