Bluelab pH Pen nut-supplement The HI1285-7 is a 3-in-1

The HI1285-7 is a 3-in-1 pre-amplified multiparameter probe that measures pH

Fish Shit introduces a wide variety of beneficial bacteria into the grow media

Made from food-safe plastic its standard/metric graduations increase efficiency and accuracy

Highly effective in mite and insect prevention

and easy to apply

Bluelab pH Pen nut-supplement The HI1285-7 is a 3-in-1Product Details: Features: Measures pH and temperature Selectable units for C & F Backlit LCD display Double junction probe (not replaceable) Successful pH calibration indicator Hold reading function Low battery indicator Fully waterproof Auto off function Automatic temperature compensation Now, isn't that handy? The Bluelab pH Pen is the latest innovation in handheld meters. It provides a compact, quick, and convenient way to manage the success of