(MBS-PRO) Temp/Humid/CO2/Light 4-in-1 Environmental Sensor for Hydro-X Pro and Hydro-X Plus US$ 208.97 Min. order: 1 piece ★★★★★ 4.1 (122 reviews) Sold : Login>>
(PCT-3) Heavy Duty Nutrient EC/Temp Sensor for Aqua-X System US$ 114.72 Min. order: 1 piece ★★★★★ 4.0 (16 reviews) Sold : Login>>