Spider farmer lights are top of the line. Lamp is 120v. Roi power is 230v. The lights are quite warm but this is helpful in my un heated garage when temperatures dip, i run the lights 10 hrs a day.

The main thing is to be aware that this company is not what it purports to be. They are very difficult to work with and, without amazon's return policy, they will not refund and they force you to pay for return shipping. Their return communication is ...  Read More

Both of our lights appear to b start to show rusty lookin corrosion underneath the epoxy coating.

Fast shipping, good packing. No frills plug and play, have had 3 running wide open for 8 weeks with no problems.

It fits gorgeously in my 3x3 tent, 4 plant dwc * set up. The dim setting works well and the separate ballast has a cord long enough to hang ballast outside the tent to help with reducing heat. Right next to him is my baby jalapeño, cortez.

This product is a cheap chinese knock-off, which will break after one use. Stay with reputable companies, and away from mars hydro. The board cable connection is very fragile.

The led diodes get hot and have burned my plants at 30 away. The shroud is really too hot to touch. However it is dimmable and very seldom goes over 60%. Less bright than my mars hydro sp150 and sp200 units.

This light supposedly has a three year warranty and mine lasted a year. Can seem to get these warrantied (was supposed to be 5 years) they claim a 5 year warranty on the drivers.