Bluelab PH Pen Growing Media Enriched with compost for a

Enriched with compost for a natural growth

For most plants

Wear protective gloves/clothing/eye protection and face protection

Extraction 225 cfm

potted plants and planter boxes: Blend 30 ml per 4 L (2 tbsp per gallon) of soil or growing medium

Bluelab PH Pen Growing Media Enriched with compost for aBluelab PH Pen Measures pH and temperature. Selectable units for C and F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration indicator. Hold reading function and low battery warning. Fully waterproof with auto off function. Automatic temperature compensation. Along with Bluelab pH Probe KCI Solution, Bluelab pH 7 and Bluelab pH 4 Solution Sachets are now included. Range: 0. 0 14. 0 pH 0 50C 32 122F. Resolution: 0. 1