The Bluelab Handheld pH pen provides a compact quick and handy way to manage the success of your crop to ensure maximum uptake of nutrients.
Perfect for quick and easy pH and temperature readings direct from your solution!
- 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