1. MG-4154 Cable Tester 2.Power : DC-9 Voltage battery 3.Test : ... DEC), RJ11, RJ9 and BNC 4.OEM MG-4154 Cable Tester Test : RJ45 (UTP/STP), RJ12(DEC), RJ11, ... RJ9 and BNC Model : MG-4154 Cable Tester Test : RJ45 (UTP/STP), RJ12(DEC), RJ11, RJ9 and ... DC-9 Voltage batteryDistance : Over to 1,000 ft.Function : Display OPEN, SHORTED, CROSSED, REVERSED & TRANSPOSED.Additional one spare battery & ...