Description: Low Battery Indicator. Simple one button test. Fast speed testing. With a soft leather bag for carrying. High quality warranted. Specification: Test 4 types of cables: , RJ-11, USB and BNC. Test installed wiring or patch cables. Tests shielded (STP) or unshielded (UTP) LAN cable, test shields in USB cables. Can test from 2 remote points. Beeper provides audible annunciation of test results. Remote unit stores in Main unit. BNC terminator 25/50 Ohm indications. Straight or crossover indications. LEDs indicate connections and faults of wire and pins. RJ-11/ are equipped with 50u gold plating. 300 feet test distance (/RJ-11/BNC). Size Chart: Faults Indicated: No Connections, short circuit , Opens and Crossover Low Battery Indicator: LED lights to indicate Battery Power: 1 x 9 V 6F22 DC Alkaline Battery (Battery Not Included) Material: Plastic Package dimensions: 126 x 112 x 43mm / 4.96 x 4.41 x 1.69inch Package Includes: 1x 4-in-1 Network Cable Tester 1x Far End Remote Jack (USB RJ11) (Attached to the main unit) 1x BNC Remote Jack 1x Instruction Manual