Fluke T6-1000 Electrical Tester with FieldSense technology for AC voltage, current and frequency measurement without making electrical contact to live voltage. It measures voltage up to 1000VAC through the open fork, without test lead contact to live voltage. Without opening covers or removing wire nuts. On wires up to AWG 4/0 (120mm²), carrying as much as 200A. It will change your job, safer, faster, easier. Simultaneous voltage and current display (T6-1000) shows all power supply measurements at a glance for efficient troubleshooting. It accepts optional Fluke TPAK magnetic meter hanger for convenient operation. It has standard two years warranty, extendable to four years through product registration within 45 days of purchase.