Adjust-a-Wing Lamp Holder w/ 15' cord air-purification 4) Using a utility knife

4) Using a utility knife

This handy and ergonomically designed portable meter is ideal for anyone working on alow budget and still requires fast and reliable measure-ments

Built-in photocell

Calibration of the pH is simple with the push buttons on the meter and fresh calibration solutions

Hanna's Buffer solutions are made from established formulas and are standardized with a pH meter that is calibrated to NBS/NIST primary standard buffer solutions

Adjust-a-Wing Lamp Holder w/ 15' cord air-purification 4) Using a utility knifeThe Adjust A Wings original design combines cutting edge science with biological beauty and simplicity to create a reflector system of unparalleled performance and versatility. The Adjust A Wings can be adjusted to wide settings and positioned incredibly close to plants for maximum light transferal (growing power) and area coverage. Alternately, the wings may be adjusted to more narrow settings and positioned further from the plants to suit the light