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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Power: 2 ft
Standard HPS lamps should only be used with standard or digital 230 Volt ballasts
vines and roses
and a single individual can easily sort through a pound of flower in under one minute
it turns out
Bluelab Inline pH Probe (Replacement Probe Guardian Monitor In-Line) 600 Watt Double Ended HPS & MH Grow Lights Power: 2 ftThe Bluelab Inline pH Probe is a replacement probe for the Guardian Monitor In Line. Unfortunately, pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month), you will extend its life. Replace only the pH probe, not the whole meter!
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