Quick view Compare NTI NTI E-S60VDC DC Voltage Detector Monitors up to two DC voltages: -60VDC ~ 0VDC or 0VDC ~ 60VDC Accuracy: ± 100mV ± 1% reading Connector: Screw Terminal, 5-position Supports CAT5/5e/6 cable up to 1,000 ft. (305 m) Includes Mounting Hardware Operating... $100.00 $91.95