Quantum PAR/DLI Light Meter | Spectrum Technologies
400-700 nm Quantum PAR Light Meter with Built in DLI and Scan Mode Accurate for All Light Sources, Grow Light meter, Indoor/Outdoor Plants meter, Quantum Separate Waterproof Sensor with Handheld Meter: Amazon.com:
Quantum Light Meter
SpotOn® Quantum PAR Light Meter - Innoquest Inc
3415F Quantum Light Meters
LightScout Quantum Meters | Spectrum Technologies
LightScout Quantum Meters
400-700 nm Quantum PAR Light Meter with Built in DLI and Scan Mode Accurate for All Light Sources, Grow Light meter, Indoor/Outdoor Plants meter, Quantum Separate Waterproof Sensor with Handheld Meter: Amazon.com: