Bluelab Conductivity Pen Tools This is where Overdrive® comes

This is where Overdrive® comes in

perfectly balanced to enhance nutrient uptake

Terpinator® can be used in conjunction with General Hydroponics® nutrients or any feed regimen and is compatible with soil

which will support a higher yield

Bluelab Conductivity Pen Tools This is where Overdrive® comesA robust handheld solution for measuring conductivity and temperature on the go Fully waterproof, not just water resistant Selectable measurement units so you can customise with your preferences Flat electrode for easier cleaning and maintenance Hold reading function to capture every measurement with ease Automatic temperature compensation for accurate readings anywhere Auto off function to extend battery life 1 x AAA alkaline battery included,