Light Meters, AP-881D Lux Meter with Ambient Temperature（℃/℉）Measurer Light 0.01~400,000 Lux (0.01~40,000 FC), Luxmeter with 270º Rotated Sensor, Back Light, Data storag for Plants LED Indoor Lights

Light Meters, AP-881D Lux Meter with Ambient Temperature（℃/℉）Measurer Light 0.01~400,000 Lux (0.01~40,000 FC), Luxmeter with 270º Rotated Sensor, Back Light, Data storag for Plants LED Indoor Lights

General Hydroponics pH Control Kit For A Balanced Nutrient Solution

General Hydroponics CALiMAGic 1-0-0, Concentrated Blend of Calcium & Magnesium, Prevents Secondary Nutrient Deficiencies, Helps Prevent Blossom End Rot & Tip Burn, Clean, Soluble, & Will Not Clog, 6-Gallon