Been purchased with the intention to use opened but it\u2019s not suitable for me , it\u2019s brand new just please note have imperfect packaging ( reflects into the price )\n\n\u2605\u3010Sensitive, On-Off\u3011High sensitivity-adjustment, on-off detection, strong anti-interference ability, the network cable tester can quickly identify the target wire in a large number of wires.\n\n\u2605\u3010 Multifunction\u3011RJ45 tester can condition of the network cable, such as open circuit, short circuit, circuit cut, cable type, incorrect connection, and opposite connection.\n\n\u2605\u3010Low power consumption protection\u3011Low voltage reminder: When the voltage is lower than 6V, the \""STATUS\"" indicator and \""VERIFY\"" indicator flash at the same time. Energy saving: This wire hunter will automatically turn off when not in use.\n\n\u2605\u3010Easy to Use & Wide Use \u3011\u2460 Tone tester only 2 buttons on the emitter, and 1 button on the receiver, which is very easy to use. \u2461 s