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Digital pH Pen
$13.99
Our digital pH Pen makes it easier than ever to quickly and accurately test your pH levels. Use this digital tool in combination with our pH Down and our handy Lettuce Grow app to maintain your water at the optimal pH range for plant health.
Digital pH Pen
$13.99
Our digital pH Pen makes it easier than ever to quickly and accurately test your pH levels. Use this digital tool in combination with our pH Down and our handy Lettuce Grow app to maintain your water at the optimal pH range for plant health.
Size:
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Risk-free 90-day trial
Free shipping
3-year warranty
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