Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter, Green Size:2-WAY otherwise the box won't close

otherwise the box won't close tightly

2 meters Read more BNC Male Connector Standard BNC male connector can fit most oscilloscopes

High Quality Aluminum: Metal Magery Rivets are 100% Aluminum giving them some of the highest Corrosion & Rust Resistance

Select the size that matches or is slightly smaller than the outside measurement of the pipe or tube

Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter, Green Size:2-WAY otherwise the box won't closeHydrofarm MGMP1 Active Air 2 Way pH & Moisture Meter, Green Gardeners can conveniently test their moisture, & pH levels with the handy ActiveAir 2 WAY meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), & pH readings between pH 0 (acidic) & pH 10 (basic) are represented. The durable, easy to read tester is suitable for indoors or out & needs no batteries to operate. Product Features Helps prevent over watering Provides accurate pH