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Apogee MQ-510 PAR Meter + Wand
Amazon.com: Apogee Instruments MQ-610: 400-750 nm ePAR Meter - Meter for Extended Range LED Greenhouse Grow Lights, Sunlight, and Plant Care : Patio, Lawn & Garden
MQ-500 Full-spectrum Quantum Sensor | Apogee Instruments
Apogee MQ-510 par meter fs | REEF2REEF Saltwater and Reef Aquarium Forum
