GT Power Servo & ESC Tester - Precision Calibration Tool for RC Hobbyists | Buy at Grayson Hobby

[@tornillodino]

I've had it for at least 10 years 😁😁

[@graysonhobby]

Time for this new version

[@ZXXpilot]

Thumbs up & comment to support my local hobby shop! 😎

[@jas-FPV]

This thing is available in soooooo many brands 🤣

[@old-rcplane-phart]

IF ur doing anything rc, & u ask what a 'servo tester' is, u should take up fishing!

[@graysonhobby]

Not everyone is a seasoned professional

[@charlesrestivo870]

Why is there another guy talking

[@NMrick505]

Hw owns the business!! :)

[@graysonhobby]

You should hear what I edit out lol

[@sullytrny]

run new servos 30min on auto