Hanna EC/TDS Probe for HI981409 & HI981410 spl_bfg we recommend reducing the time

we recommend reducing the time the lights are on by 20%—this is due to the quality of the spectrum and the amount of UV coming from the light

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SOIL PRE-MIX - Add 1/2 cup per cubic foot (7 gallons) or 2

Additional lens cooling vents

Hanna EC/TDS Probe for HI981409 & HI981410 spl_bfg we recommend reducing the timeEC TDS Probe for HI981409 & HI981410 with DIN connector measures 24 cm (9. 4"). The meter switches off after five minutes of inactivity to save battery life. The outer casing also incorporates a molded eye so that the meter can be hung right where it is needed. Calibration with this meter is easy and completely automatic. Simply press and hold the on off button for a few seconds and the meter will request the appropriate calibration solution. Place