LTL MASTER 4 Four lighting relay controls, without timer (120v Plug Only) hand-tools Hanna Instruments' calibration solution

Hanna Instruments' calibration solution

clones and transplants

5" X 20'' CF-4520-CC Replacement Carbon Filter for the EX600-4000-HFT (Tall versions)

Batteries ARE INCLUDED

Promotes bushier plants with an increase in flowering sites

LTL MASTER 4 Four lighting relay controls, without timer (120v Plug Only) hand-tools Hanna Instruments' calibration solutionThe Master 4 by LTL Controls is the safest and easiest way to control a 4 HID light setup. This controller has the capability to run a maximum of (4) 1000W ballasts using 120V power, with a maximum relay amperage of 30 amps, and includes a 120V trigger cable which can be connected to a 120V timing device. It is recommended to consult a certified electrician before installing or using this controller, especially if you are unfamiliar with electrical