Growers Choice ROI-E420 LED Grow Light Emergency Exit & Plant-Safe Lights temperature sensor (extendable up to

temperature sensor (extendable up to 500 ft

and an optional fourth week in week 8

Stainless steel probe length: 9 inches

Magnetically mounts onto a grow tents frame or canvas

Growers Choice ROI-E420 LED Grow Light Emergency Exit & Plant-Safe Lights temperature sensor (extendable up toThe ROI E420 is the perfect balance between energy efficiency and performance From the minds of both Grower's Choice & TSL Horti Tech, the same pair that brought out the ROI E680, one of the best LED Grow Lights in the industry. Introducing the ROI E420 full spectrum, compact horticulture LED fixture. Utilizing Grower's Choice proven 3K full PAR spectrum, this LED is perfect for professional cultivators and grow enthusiasts alike, who require a