Impossibly tough, an EC meter built to last a lifetime Measure up to 3.6 EC, 36 CF, 1800 ppm 500 or 2520 ppm 700 Robust and reliable construction for long-lasting value Fully waterproof; splash, submerge or sink - we've got you covered Automatically detects liquids and bright LEDS indicate measurement for brilliantly simple functionality Long-format design for mixing and measuring nutrient reservoirs simultaneously No calibration required and easy to clean and disinfect All conductivity scales included – EC, CF, PPM 500 (TDS), PPM 700 Industry-leading five-year warranty for peace of mind The grower’s nutrient meter of choice Robust design that’s built to last Tried, tested and loved by growers for decades, the Bluelab Truncheon Nutrient Meter is renowned as the best conductivity meter for measuring solution. This brilliantly simple, bullet-proof nutrient meter allows you to measure and adjust nutrient levels for optimal plant performance. The Bluelab Truncheon Nutrient Meter may have been designed for everyday use, but we guarantee that it’ll become your growing companion for life. Built for growers All Bluelab products are designed with growers, for growers - so you can be confident that the Bluelab Truncheon Nutrient Meter can withstand the knocks and drops that come with everyday growing. Designed and assembled in New Zealand from local and imported components.