| Brand | Bluelab |
|---|---|
| Type | Hydroponic Systems |
| Model | PENONE |
| Compatible Model | Universal |
| UPC | 9421024923174 |
Check the listing for details. Bluelab OnePen - With replaceable pH, Conductivity (EC) & Temperature Probe. Condition: New. Listed at 263.04 USD. With its ergonomic design and high-contrast backlit display, the OnePen is user-friendly, allowing simultaneous readings for pH and Conductivity. In summary, the Bluelab ® OnePen is an indispensable tool for novice and experienced growers, combining precision, durability, and advanced connectivity to optimize your growing experience.