They perfectly clamp to every surface i've tried them on. They are very sturdy and clip on yo almost anything. Flexible and can be clipped anywhere. Clamp very strong and keeps light firm.

The timer is an awesome feature, it has 3 settings 3,6 and 9 hours. The only drawback is that the feature * are confusing. Output of heat from the lights is monitored to prevent and burning to your plants.

They also appear to be providing ample additional light to some smaller potted plants high up on a bakers rack as well. This light give great light to my plants and they are growing and blooming. Month of use at 12 hrs per day.

The timer works great and the plants are germinating like crazy. Hope it works to perk up some of my plants! Use for many different kinds of plants. There was nothing deceptive at all in the description.

Even on the brightest adjustment, the light is not enough. It's mid-winter, with no direct sunlight in my windows, so i was hoping to imitate the sun. However this product generates loud radio frequency interference (rfi) noise spikes every 40 khz.

The lights are very flexible and can be maneuvered however it is needed. The three goosenecks are easy to flex into the desired position and stay where you put them. Midrange light (e.

The purple lights bug my eyes personally. The control also allows for changing of the color of light and the brightness level. And the dimming settings are so smooth.

Many of my plants are tropical and need year round sunshine to stay alive. Having a good quality grow light allows us to keep out tropical plants going year round instead of having to start over every spring with new ones. Also got a 3 piece indoor ga...  Read More