Light Meters

Measure the intensity of your indoor grow lighting with these light meters from Horizen Hydroponics. These meters allow you to compare sources of light to determine which is the best for your garden. Use these light meters to track the efficiency of your bulbs by checking the output on a regular basis. Know the perfect time to replace your bulbs! Horizen Hydroponics recommends Light Scout Quantum meters to check the PAR (Photosynthetic Active Radiation) output of your grow lights. Free shipping available on orders over $250!

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