GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester covid-19 Controls your desired equipment during

Controls your desired equipment during daytime only

This makes Liquid Ladybug™the only miticide to evaporate off the plant in 25 to 40 minutes

5" filter housing - grey/black cap - 1" ports

technical grade minerals giving you a superior product that produces superior results

• Compact plug-in size—low energy consumption

GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester covid-19 Controls your desired equipment duringThe HI98131 is a slim, lightweight, and waterproof pocket tester that measures pH, conductivity (EC), TDS (ppm), and temperature. Simple, two button meter operation and advanced features, including a selectable EC to TDS conversion factor (0. 5 500 ppm and 0. 7 700 ppm). for your essential testing. All measurements in a single, hassle free tester. Quick Cal solutions to calibrate pH and conductivity all at once with a single solution. Perfect for