SpotOn Quantum PAR Light Meter 4-gal 4 This sharpener features 10 variable

This sharpener features 10 variable speeds and runs at 8

mounting hardware and frame sold separately

providing up to 8 hours of use

and wind-resistant

SpotOn Quantum PAR Light Meter 4-gal 4 This sharpener features 10 variableYou don't have to break the bank to acquire a quality photosynthetic active radiation (PAR) meter affordable models can be just as effective. In side by side reading comparisons, the SpotOn Quantum PAR meter was just as accurate as a more expensive, laboratory grade unit. Designed for greenhouse, field and R&D applications requiring reliable plant growth light readings, this meter measures PAR light indoors and outdoors regardless of source from full