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allowing extremely quiet operation
5 volt button batteries
cable connector (4–6
refrigerate
PfrSpec targets far-red wavelengths for photoperiod control and stem elongation
Quantum PAR Meter complete-systems allowing extremely quiet operationQUANTUM PAR METER Fully portable handheld PAR meter features our highly accurate, integrated Quantum Sensor that measures PAR (Photosynthetically Active Radiation) flux in wavelengths ranging from 400 to 700 nm. It measures up to 10,000 ? mol compared with 2,000 ? mol for other meters on the market. Data logging capability using standard mini USB cable and proprietary data logging software available at hydrofarm. com Low power consumption with built