Bluelab pH Pen Mini Bottom Tray •6-liter ice condensing capacity

•6-liter ice condensing capacity

You’ll now be able to safely mount power supplies

creating a balanced environment that supports continuous nutrient interaction throughout the growing cycle

audio visual alarms or any other device that requires 12 to 24-volt AC or DC power to operate

- Award-winning grow tents

Bluelab pH Pen Mini Bottom Tray •6-liter ice condensing capacityA hardy, compact pH and temperature pen Perfect for quick and easy pH and temperature readings direct from your solution Fully waterproof not just water resistant Simple two point calibration process for accuracy One year peace of mind warranty Automatic temperature compensation for accurate readings everywhere Auto off function to extend battery life 1 AAA battery included simply power on and go