The box comes with a canopy unit with a twist air vent. These seal well and perform as expected for starting seedlings.

Nice little kit. Decent quality for the money. Happy with purchase. Will buy more. I feel these are a good value and recommend them.

They're sturdy enough to be serviceable under moderate use. The are lightweight plastic, but with careful use you could use them for many seasons. Sturdy enough to reuse multiple times.

The brightness works great and the 3 different light functions are awesome. The timer is very basic and easy to use. It works well in my guest bath that has no window. It's very bright and got my plants looking alive again.

The ring part is adjustable which i really like. I need to use an extension cord just to make it reach the outlet that’s directly below the plant. I have the other 2 over my succulents (string of pearls, string of bananas) and they seem to be enjoying...  Read More

They keep proper time for a day or so, then start turning off earlier every evening and turning on earlier every morning. Really disappointed in that part.