1. When you first launch the app, select your product model. 2. After selecting the model, press the Start button to measure PPFD. 3. If the value feels inaccurate, press the Adjust Brightness button.
Measure the amount of photosynthesis in plants.
Updated on
Jul 21, 2026
Tools
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.