ThinkGrow Model One 4′ LED Light Bar | Full Spectrum & Deep Red (DR-1)DR-1 FOUR SPECTRUM CONTROL CHANNELS (FULL SPECTRUM + DEEP RED) MODEL ONE 4′ LED BARCombined with the driver, the Model One LED light bars are pure plug-and-play systems, with the ability to be modular. The Model One LED light bars are high-performing LED grow lights that come equipped with SAMSUNG white-based full spectrum diodes. These diodes were specifically designed for crop cultivation and have proven to be the best on the market.4′ LED Bar with 2x Spectrum Channels (Full Spectrum + Deep Red) for Model One System, the DR-1, is a standard 4 LED light bar that features full spectrum and deep red spectrum channels. It can be connected to a TrolMaster controller, allowing growers to select from a range of spectrum recipes for different crops and growth stages. This flexibility can be achieved through the on-board dimming knob or compatible controllers.**Power Cord and Driver not included**What’s Included 1 x DR-1 Model One LED Bar