Peak-Atlas-DCA-Semiconductor-Component-Analyser-Peak-DCA55-P-A-smart-&-really-clever-instrument-that-will-automatically-analyse-almost-any-semiconductor-Just-connect-it-any-way-round-&-press-test-It-will-automatically-identify-the-type-of-part-you-have-identify-the-pinout-&-measure-important-parameters-BR-BR-It-supports-most-bipolar-transistors-Darlingtons-MOSFETs-diodes-LEDs-&-more-For-2-leaded-components-just-use-any-pair-of-test-clips-any-way-round-It-will-even-iden