PHOTOBIO Advanced Quantum PAR Meter Planting Cloning & Seed Starting Great for rooting

Great for rooting

pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings

Calibration is simple with one push button on the meter and fresh Bluelab Calibration Solutions

4 oz of Activated Alumina desiccant

Read entire container label and use only as directed

PHOTOBIO Advanced Quantum PAR Meter Planting Cloning & Seed Starting Great for rootingAll new for 2020, the Advanced Quantum PAR Meter provides accurate and cost effective measurement for all light sources used to grow plants. The PHOTOBIO by Phantom Quantum PAR meter is designed to measure PAR (Photosynthetically Active Radiation) flux in wavelengths ranging from 400 to 700nm. There is a proportional relationship between the number of photons absorbed in 400 to 700nm band and the rate of photosynthesis in plants, which is important