Designed to help maintain a healthy TDS level for your plants in any hydroponics system of 15 to 30 gallons and whos depth is no less than 10".
The detector will notify you with an LED light as well as an audible alarm when your water level is low in the reservoir; Alerting you to add water and nutrients if needed. The detector fits into any 2" net pot hole. The unit is equipped with an on/off audible alarm switch used to block sound while you refill the reservoir. The detectors come with a 120 volt to 12 volt 1 amp. transformers.
These first three production units were rejected for cosmetic issues hence the low price, units come with two year warranty from time of purchase.
