Myron L Ultrapen PT2 pH & Temperature Pen Grommets or low intensity light

or low intensity light

Specification Value Spectral Range 400-700 nm (PAR) Measurement Range 0-4

What Is the No-Ox Pack Inside the Wrapper

The AC Infinity IONBOARD S24 is a 200W full-spectrum LED grow light built around Samsung LM301H diodes on a fanless unibody aluminum board

and the construction quality backs that up with consistent batch-to-batch performance that commercial rooms running hundreds of fixtures depend on

Myron L Ultrapen PT2 pH & Temperature Pen Grommets or low intensity lightThe Myron L Ultrapen PT2 pH & Temperature Pen is designed to be extremely accurate, fast and simple to use in diverse water quality applications. Advanced features include automatic temperature compensation; highly stable microprocessor based circuitry; user intuitive design; and waterproof housing. A true one handed instrument, the PT2 is easy to calibrate and easy to use. To take a measurement, you simply push a button then dip the pen in solution.