3 in 1 Digital pH, TDS, & Temperature Water Quality Monitor Pen winter layer It is ready to use

It is ready to use right out of the bag and is pH-adjusted to allow for maximum nutrient uptake

and kelp meal

with a 15A circuit breaker for each outlet pair

Connected devices are turned on & off based on the selected day and night set points

3 in 1 Digital pH, TDS, & Temperature Water Quality Monitor Pen winter layer It is ready to use3 in 1 Digital pH, TDS & Temperature Meter Precision Water Testing Made Easy Dial in your water quality with confidence. This 3 in 1 Digital pH, TDS, and Temperature Tester is an essential tool for hydroponic, aquaponic, and soil based growers who want healthier plants and consistent results. Perfect for Hydroponics & AquaponicsWater chemistry matters. This pen style tester allows you to quickly and accurately measure pH, total dissolved solids (TDS),