GroLine Waterproof Hydroponic pH Tester Deer Repellent Why do we only use

Why do we only use “Endo

The auto-off feature prolongs battery life for peace-of-mind and energy savings if the meter is accidentally left on

One way to supplement organic matter in low humus soils is to add commercial humic acid preparations

Provide an all-natural alternative to toxic chemicals

destroys pathogen isolates

GroLine Waterproof Hydroponic pH Tester Deer Repellent Why do we only useThe GroLine HI98118 pH temperature tester is our latest pocket meter for measuring the pH of a hydroponic nutrient solution. This modern looking meter is only 0. 7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98118 has a very large easy to read LCD display that shows both pH and temperature along with calibration, stability and low battery indicators. All operations are simplified to two buttons. One is for turning the meter