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Led buddy

Led buddy

Velleman MK198

Led buddy.

The led buddy can help you to design any electronic circuit that includes one or more leds. hold any type of led to the contact pads of the led buddy to start the process. it detects the polarity of the led, measures the forward voltage and auto-calculates the series resistors that you need to use. the compact size and durable materials ensure that this useful tool is the best buddy any maker can have. no more circuit troubles!.


  • size: 75 x 32 x 48 mm (W x L x H)
  • calculated voltage adjustable from: 0 - 30 V
  • calculated current adjustable from: 2 - 26 mA
  • current consumption: 40 mA (when testing a LED)


  • 8 x 2 character LCD
  • auto-calculates the series resistor (E12 series)
  • detects a LED's polarity
  • measures the LED's forward voltage
  • adjustable target current
  • adjustable target voltage
  • contact pads
  • power switch

Info Sheets

Overview of Velleman modules that are equal to D.I.Y Kits
This sheet is useful when you want to know which modules you could find in the do-it-yourself range of Velleman Kits and minikits.

 Warning: this product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov/product