Red and green LED indicators for instant pass/fail results Built-in new third amendment Zs loop impedance tables and help screens Automatic polarity and wiring check on connection Test and Go soft carry case, no need to unpack and repack Auto RCD and ramp test with all results on one screen TRMS voltage measurements and phase rotation on all models Fast, reliable high current and non-trip loop testing Low discharge rechargeable batteries and mains charger
