EC & Temperature Combined Sensor
SXL Optical Liquid Level Sensor
2.77 EC Calibration Solution
GroStar pH Calibration Kit (pH 4/7, 8 oz. each)
Agrowtek climate sensor
Mini Greenhouse Thermo-Hygrometer
GroStar GS3 EC Pen
GroStar GS1 pH Pen
(60hz) CO2 regulator valve
10" Overhead Fan
120w - Large power supply (for output & hydro modules)