# Searching for phototransistor parts

**URL:** <https://forum.fritzing.org/t/searching-for-phototransistor-parts/34310>\
**Category:** beginners\
**Created:** [July 11, 2026, 1:45pm UTC](https://forum.fritzing.org/t/searching-for-phototransistor-parts/34310 "2026-07-11T13:45:21Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![chomwitt](https://forum.fritzing.org/letter_avatar_proxy/v4/letter/c/5f9b8f/32.png) [@chomwitt](https://forum.fritzing.org/u/chomwitt)\
**Post date:** [July 11, 2026, 1:45pm UTC](https://forum.fritzing.org/t/searching-for-phototransistor-parts/34310/1 "2026-07-11T13:45:21Z")

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Hi.

I am searching for phototransistor parts that used in simple arduino starter kit’s examples.

The kit’s manual dont give any specs so i tried in fritzing search by giving terms like photo but the closest i think i found is LTR-301. Is that ok ?