Wheeler Engineering digital trigger pull gauge

The Wheeler Engineering Professional Digital Trigger Gauge accurately measures trigger resistance, making it an important aid in adjusting and tuning triggers. The digital resistance meter has a folding arm and a plastic box with foam padding. The trigger resistance meter is equipped with an ergonomically shaped handle. Measuring range is 0 - 12lbs (0.0 - 5.443kg). Sound indicator, low battery indicator, max and min functions.