Bluelab pH Soil Pen - Waterproof Digital pH Meter clay pellets and oxygen to your plants'

and oxygen to your plants' roots

Description:

Why Potassium Silicate

80 mesh screen filter

Flow through circuit board design and highly reliable stainless steel ball bearing fans allow for 15% cooler running temperatures than standard ballasts

Bluelab pH Soil Pen - Waterproof Digital pH Meter clay pellets and oxygen to your plants'Professional pH Testing for Soil and Growing Media The Bluelab pH Soil Pen is a rugged, fully waterproof digital pH meter designed specifically for growers. Get accurate pH and temperature readings in soil, coco coir, potting mixes, and nutrient solutions with this versatile, professional grade pen. Why Choose the Bluelab pH Soil Pen Fully Waterproof: Not just water resistant built to withstand deep water plunges and harsh grow room conditions