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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
making it easy to store between grows or move between tents
Buying the set works out cheaper than buying five full-size 500ml or 1 litre bottles individually to sample the range
it's a genuinely low-maintenance way to keep tabs on pH between full digital meter checks
Warm-up time
Grow Gadgets pH Tester Pen Beneficial Inoculants making it easy to storeGrow Gadgets pH Tester Pen Budget Digital pH Meter for Growers Best for: new growers on a tight budget, or anyone who wants a spare pH pen kept in reserve in case their main one fails or needs calibrating. Our thoughts You don't need a premium pH meter to know whether your feed solution is in the right range you need something that gives you a number you can trust, quickly. This covers that basic job without the price tag of the well known premium
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