BestDealUSA RJ45 RJ11 Cat5 Network Tool Kit Cable Tester Crimp Lan Cable Tester: For RJ-11, RJ-12, RJ-45, CAT5, CAT5e, 10/100BaseT, TIA-568A/568B, AT&T 258-A; 1, 2, 3, 4, 5, 6, 7, 8 and ground 9 LED lights; Indicate wiring connection on both remote and master unit. Judges wrong connection, short circuit and open circuit. Auto scanning function for rapid testing. Powered by one 9V battery (not included) Punch-down Tool: Terminates conductors on 110 blocks with cable stripping capability. Universal Cable Stripper/Cutter: Multi-function Stripper/Cutter for Network UTP/STP wire or cable from 3.2mm to 9mm. High quality; Correctly clear network cable without damaging vital components. 3 ways Crimping Tool: Durable Crimping/Cutting/Stripping 3 in 1 Tool; Good for RJ-45, RJ-11 & RJ-12 connectors. Suitable for Cat5 and Cat5e cable with 8P8C, 6P6C and 4P4C plugs; Heavy-Duty; Rugged Carbon Hardened Steel Construction.