Myron L Ultrapen PT2 pH & Temperature Pen Propagation Lighting Each pump's powerful mag drive

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

there is no loss of water

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

reusable drip tray ensures no water leakage and is capable of supporting heavier loads

Kept in an airtight container between jobs

Myron L Ultrapen PT2 pH & Temperature Pen Propagation Lighting Each pump's powerful mag driveThe 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.