Metrel 50 m Earth Test Set for MI3123 is a metric tool that supports all types of earthing resistance measurements. The 50 m Earth Test Set for MI3123 performs standard earthing resistance measurement with spikes and selective earthing resistance test with one current clamp. The Earth Test Set consists of a magnetic holder that enables hand-free operations, bright green and red colour indicators for showing results, a built-in battery charger, and two-level memory structures to store the results and parameters. The 50 meters earth test set consists of USB and RS232 ports, and it is Robust and has an ergonomic design. Product Attributes: Brand: Metrel Model: S2041 Product: Optional Accessories for Earth Tester Size: 50 meter Type: Earth Test Set for MI3123 Open-terminal test voltage: 40 VAC Test voltage frequency: 125 Hz Short-circuit test current: < 20 mA