GroLine General Purpose Cleaning Solution Sachets, 20 mL (25 pcs.) meters-&-solutions The dual reflectors can be

The dual reflectors can be used in the standard position or rotated 90 degrees downward to give a low-profile hanging configuration that is ideal for tight spaces

inline shut-off valve

Display: large and easy-to-read LCD screen includes simultaneous temperature reading

Keep out dirt

You can daisy-chain up to 4 of these units to the MTMDU unit to maximize your seed starting area

GroLine General Purpose Cleaning Solution Sachets, 20 mL (25 pcs.) meters-&-solutions The dual reflectors can beHI70061G is a high quality cleaning solution designed with hydroponics, aquaponics, and greenhouses in mind. Single use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on the go testing, fitting easily into your pocket or carrying case. Specially formulated for cleaning GroLine electrodes. Single use sachets for convenience. Perfect for use with GroLine testers and portable meters!