Keep the Power Flowing

                       Keep the Vehicle Running 

  • Automotive battery tester

  • Brake fluid tester
  • Automotive short and open finder
  • Cordless circuit tester
  • Ground resistance tester

  • Insulation resistance tester
  • Phase rotation tester

DILIGENT INSTRUMENTS is dedicated to provide various instruments of power measurement and automotive maintenance industry ranging from ground resistance tester and automotive battery tester under brand DLG.

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