The clamp is nice and sturdy. The timer works great and stays on schedule until it’s unplugged or manually powered off. They are very sturdy and clip on yo almost anything.

The brightness is legit from the plant’s perspective. The two adjustable bars enable me to utilize it for two shelves. Adjustable lighting and timing seems more accurate than most others.

These are perfect for my 2 hibiscus plants that i have to bring inside when it gets cold. The coleus grows each day. The lamp provides artificial sunlight to indoor garden starts and plants.

The instruction manual is absolutely useless. Product and box was damaged.

The light is not enough to imitate the sun. When you put the light meter near the leaves it's pretty much getting zero. However this product generates loud radio frequency interference (rfi) noise spikes every 40 khz.

The lights have 6hr, 9hr and 12 hour settings as well as blue, red and full spectrum lights. Because my plants are small and next to each other, i am able to use the second light arm to shine on my hibiscus plant and dragon tree. It’s not a big deal a...  Read More

I love the clamp. It holds onto my shelf securely & i am confident that it will not slip off. The only flaw is that i wish the clamp part was a bit sturdier/stronger.

After a month of use, it turns on at different times of the day and then progressively turns off at a shorter time span each day. The only way to reset this progressive shortening is to unplug the light, replug it back in, turn on the light and set th...  Read More

The timer function is garbage. I hope the seller is willing to provide real detailed instructions for this product. Returning this garbage.