Bluelab PH Pen

– A hardy, compact pH and temperature pen

– 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

*Featured products shown, full catalogue available upon request*