1. Locate the wire towards which high voltage with alligator clip that can access 250v AChigh voltage without burning equipment. 2. No interference completely under any current or external environment when cable hunting. 3. The alligator clip and socket can be used at the same time. 4. The detection range is 0 to 0. deep and cable length 1000m for SCAN. 5. Amplifier probe signal has a light intensity and power light color to remind. The target cable is under the floor slab, the ceiling or in the wall are not affected to be hunted. The transmitting and receiving power can be adjust according to the actual situation. The emitter with large capacity lithium battery,can be used rechargeable. Technical indexes: 1. Locate the underground cable route and towards. 2. Tone Generator signal strength can be adjusted from 0 to 0.3 meters. 3. Scan single cable,2 core and multiple core wire. 4. Low battery display. 5. Polarity judgment. 6. The emitter with charging mode. Color:As Shown Material:plastic Package Contents: 1 * -822 High Voltage Wire Tracker KIt Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.