• Powerful and multifunctional for finding and tracking hidden cables. • Does not damage the insulating layer of the cables. • Easy to use for judging connections and tracking disconnections. • High-quality material: shock-resistant ABS rubber. • Includes: 1 transmitter, 1 receiver, 1 test cable, 1 carrying bag, 1 instruction manual in English. • Small, lightweight, and easy to carry. • Long lifespan and low power consumption. • Compact and safe. • Diagnoses continuity and breakpoints in cables. • Material: ABS rubber. • Audio signal: 1.5 kHz. • Reception frequency range: 100 Hz - 300 kHz. • Weight: approximately 360 g. • Receiver size: 23.8 cm × 4.3 cm × 2.6 cm. • Transmitter size: 14.5 cm × 3.5 cm × 2.5 cm.