Review on High-Power Speed Tester for ACTIONUNION Airsoft Chronograph by Pedro Hague

The item arrived as a refurbished item or as a return. Without the protective film, the screen was scratched. Anyway tested. Once you figure out the menu and setup, it all works pretty well. You can adjust the weight of the pellets when calculating in grams. All pellets are supplied with corn pitch. You can adjust the caliber. Returns FPS and Joules, you need to do math to get Ft. Pound Optimized my Beeman QB78 .177 caliber for power and shooting 9.3 UAH. super saves RWS at around 685 fps. it is about 9.7 foot pounds. Rats run for your life! Useful information when working with airguns.