KT63Dl Digital Multifunction 5 In 1 Tester With Polarity Check. Kewtech KT63 digital multifunction 5 in 1 tester with polarity check, BIG features packed into a small easy to use multifunction tester with Auto RCD, continuous live monitoring so no fuse blowing, fast loop circuits.

  • Easy to use – straightforward interface
  • Best loop performance accuracy when benchmarked against other brands
  • No Bangs – continuous live monitoring means no bangs
  • IP54 even when the leads are not plugged in – a great help if you happen to be caught outside
  • Proven, accurate and reliable