Myron L Ultrapen PT2 pH & Temperature Pen Propagation Lighting Because it is UV-only

Because it is UV-only

Each pump's powerful mag drive construction includes removable foam filters

They put out very little heat (about 20%) as compared to a conventional H

The new titanium coating on these pruners means they are resistant to corrosion and tarnishing

Myron L Ultrapen PT2 pH & Temperature Pen Propagation Lighting Because it is UV-onlyThe 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.