Testboy voltage tester 6-400V led

- Finds electronical leads in the walls and in cable routes without direct contact or stripping of insulation.
- Detects telephone and network lead cables, safety sensors and fire alarm systems
- Locates metallic water and heating tubes
- Lead finding under plaster of all metallic leads
- Finds all metallic leads under plaster and also detects unloaded leads at a distance
- Transfers transmitter signals with alligator clips or with a modular plug
- Integrated LED pocket lamp
- Sleeve for earphones for working in noisy surroundings
- Stable voltage up to 400 V
- Stepless adjustment of sensitivity
- Sound can be switched between continuous or alternating sound