Ports: RJ45 + RJ11 (Ethernet & telephone line testing) Modes: SCAN for tracing, TEST for continuity Detection: High‑precision cable locating in walls/bundles Continuity Test: Pin verification with LED indicators (8 LEDs + G) Telephone Line: Signal/activity status detection Build: ABS impact‑resistant housing Accessories: 15cm RJ45/RJ11 cables, ± test cable, 3.5mm headset Power: Two 9V (6F22) batteries