Bluelab Digital pH Pen aquarium-supplies a grow room friendly green

a grow room friendly green back lit screen and an easy to use cross button for programming

Made of stainless steel and anodized aluminium

Aluminum tops and bases for reduced weight

the T48 can be easily transported and can be stored in small places

Bluelab Digital pH Pen aquarium-supplies a grow room friendly greenIntroducing the Digital pH Pen By Bluelab The Bluelab pH Pen helps monitor the nutrient level in your plant's solution to ensure healthy growth. The pen measures both the pH and temperature of the solution and has a backlit LCD display for easy reading. It also has a successful pH calibration indicator and is fully waterproof for easy use. The temperature of the solution should be kept between 18 22C for optimal growth. This handy tool is powered by a