Barrina lights have a simple power supply and individual switches on each unit, perfect for running on a timer. You can daisy chain them and use them with a smart plug. They interconnect well with the other sizes.

The brightness is alright for what i need, but i do wish the lights were a different color. They are quite bright and seem to be working for the seedlings just fine. They fit great and wonderful lighting for my plants.

The lights are not obnoxious or anything like it. So far my plants look and feel so much happier. Great product and my plants thrive.

Irritated is an understatement. Now i'm stuck with having to buy another pack and redoing all the work. If this company decides to honor the 2 year warranty on the product description i will most certainly update this review.

The spc4500 has a 24 hour timer that can be used to turn the light on and off. If you buy a number of these lights, sync connections allow all of the lights to work together. It also has the daisy chain feature where multiple lights can be connected t...  Read More

It is interesting for us to have a garden set up in our attic lol. The plants are less than 2 weeks from seed and the lights are doing amazing.

The bar spacing allows for larger and more even coverage for your canopy. The spacing also allows far better cooling. The leds are mounted on very efficient heat sinks built of aircraft quality aluminum eliminating the need for cooling fans. Tilt the ...  Read More

It allows us an early start and early harvest of the veggies and herbs we grow in our 6a hardiness zone. Second setting is for veg and early bloom for fruiting plants.

The four rotatable light bars allow you to aim the lights, eliminating most dark areas in your tent. The light bars aren't rotational like they are on other models but they make up for it by closing the gap between light panels giving a more even cano...  Read More