The GG3 incorporates a slot for that chip protect so no magnets are utilized. Also, there's no need to make use of a multimeter to look for continuity because you have the probe wire put in place on the GG3 and green indicator led. Open Source Adaptability: Tailor the machine https://ghostgunner3forsale12333.blogdigy.com/5-simple-statements-about-ghost-gunner-3-explained-49036225