TROLMASTER 12' Daisy  Chain Control  Cable -  (ECS-7)

Designed to daisy-chain (interconnect) multiple LEDs to the TrolMaster controller, applicable to all ThinkGrow LEDs including Model-I / Model-I Plus, Model-H, Model-W and Model-V LEDs. Note: This is a replacement or spare part. Every LED fixtures come with a ECS-7 already.