Grow Gadgets Budget EC Meter is an easy to use EC Pen, which is ideal for growers on a budget. The Budget EC Meter works by measuring the electrical conductivity of nutrient solutions via electrodes found on the bottom of the pen. The meter then displays the measurement on an LCD.
 
This easy-to-use EC meter by Grow Gadgets aids the grower by measuring the electrical conductivity in the soil. This commonly used meter monitors the level of nutrients in the soil, allowing the grower to react according to the readings. This allows the grower to fine-tune the strength of their nutrient solution for optimal plant growth.
 
This Budget EC Meter is great value for money.