Hydroponics

This shield is compatible with arduino uno board and is designed for a smart hydroponics system system. The shield has connectors for one relay of the circulation pump, one relay of the misting pump, rtc module, lcd i2c module, lm3five dz sensor, The shield also features one jumpe wire to enable the user to choose between an external or internal analog voltage reference. Furthermore, it has two push button switches for a better user control and one more switch that is dedicated for the reset function.