LAPOND 160 GPH Submersible Pump with Timer,600 L/H 7 W 12 V Ultra Quiet Water Fountain Pump with 5.2 ft. Power Cord, 2 Nozzles for Fish Tank, Pond, Aquarium, Statuary, Hydroponics(Blue)

LAPOND 160 GPH Submersible Pump with Timer,600 L/H 7 W 12 V Ultra Quiet Water Fountain Pump with 5.2 ft. Power Cord, 2 Nozzles for Fish Tank, Pond, Aquarium, Statuary, Hydroponics(Blue)

VIVOSUN pH and TDS Meter Combo, 0.01ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Household Drinking, and Aquarium, UL Certified

General Hydroponics pH Control Kit for Testing