The world's favourite nutrient meter! With its super tough, high
quality, fully waterproof design, no calibration required, daylight
readable blue LED's and no on/off buttons to worry about, the Bluelab
Truncheon® Nutrient Meter has proven itself as the world's favourite
nutrient meter.
Calibration of the Meter is not required and it's great for stirring your nutrient tank too!
Main Features
EC (0.2 - 3.6), CF (2 - 36) and ppm scales (TDS and 700 scale)
Fully waterproof
No calibration required
Auto sense on and off
No external switches or adjustable buttons
Battery life minimum 1 year (or shelf life of battery)