MARS HYDRO TS600 Full Spectrum LED with 2x2ft Coverage spl_dlw the official USP 797 retest

the official USP 797 retest showed overnight results with the elimination of all airborne bacteria and mold spores

HM Digital COM80 Hydro Quality Tester Meter

then if you over water by mistake

The Bluelab Guardian Monitor Connect

Does not qualify for free freight

MARS HYDRO TS600 Full Spectrum LED with 2x2ft Coverage spl_dlw the official USP 797 retestMARS HYDRO TS600 with 2x2ft Coverage, with Epistar LED chips, Full Spectrum, built in driver, with suspending accessories, IP65 High Efficiency White Led Light Newest SMD Led technology provide the highest Par Lumen output, designed to replace a single ended 150W HPS. Average 1. 5g yield per draw. Low Energy Consumption Grow LightingConsuming only 100W with 240 Leds! It saves up to 50% energy than other led grow lights. Perfect for 1. 5'x1. 5'