Sun System® PAR Meter with remote sensor measures photosynthetically active radiation (PAR). Use inside with Sun System® grow lights or outside with natural sunlight. Simple and easy to use. Compact size with remote sensor. 1 year warranty.
Wondering if your light is too close? The output of a new light vs your old? Diode degradation? The naked eye can only tell so much, but having a reliable PAR meter makes answering these questions possible, and clear. With quantifiable results given on the display, you can see the actual PAR output of any light, testing for any number of reasons. After all, you can always have more data to help dial in your grow, and confidently know what your light is doing for you.