Bluelab pH Pen

Plants eat, They get their nutrition from minerals but they can only get all the minerals they need if certain conditions are right. A key thing that affects food uptake is whether your solution is acid or alkaline. We measure this in pH.

• Fully waterproof – not just water resistant
• Simple two-point calibration process for accuracy
• One-year peace-of-mind warranty
• Automatic temperature compensation for accurate readings everywhere
• Auto-off function to extend battery life
• 1 AAA battery included – simply power on and go

Owners Manual/More Information/Specifications