Bluelab Truncheon Nutrient Meter Cannaboost Safe to use with any

Safe to use with any nutrient line

Chelated iron adds more deficiency fighting power for lush green growth

thanks to CANNA’s unique production process

lights are also dimmed or turned off to prevent crop damage

Overdrive is a really special formula that does something that used to seem impossible

Bluelab Truncheon Nutrient Meter Cannaboost Safe to use with anyGardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0. 2 3. 6), CF (2 36), TDS ppm 500 (100 1800) and ppm 700 (140 2520). Accurate within 4% of reading with a resolution of 0. 1 EC, the Truncheon runs on three AA alkaline batteries and comes with a five year manufacturer's guarantee.