Professional Grounding Measurement Device HloKl FT6380 - 50 Dedicated to measuring grounding resistance and ground current without system disconnection or the use of stakes. Suitable for installations, sensitive equipment, and operating systems. 🔧 Uses: * Testing grounding systems without interrupting electricity * Maintenance of UPS and SPD systems. Reasons for selling: Many are available and have not been used. Original, unused. Made in Japan.