Myron L Ultrapen PT1 (EC)/TDS/Salinity Pen TrolMaster this fixture keeps energy use

this fixture keeps energy use low for growers running multiple small-footprint setups

At this size it is heavy once loaded

Botanicare 4' x 8' OD Tray Black Specifications: Ideal for small spaces

Overwrapped Humidity Packs for Humid Rooms

N-Butane: 251ppm

Myron L Ultrapen PT1 (EC)/TDS/Salinity Pen TrolMaster this fixture keeps energy useThe Myron L Ultrapen PT1 (EC) TDS Salinity Pen is designed to be extremely accurate, fast and simple to use in diverse water quality applications. Advanced features include the ability to select from 3 different solution types that model the characteristics of the most commonly encountered types of water; proprietary temperature compensation and TDS conversion algorithms; highly stable microprocessor based circuitry; user intuitive design; and