hanspeter77

This lamp is my absolute favorite, beating Sanlight by a long shot. I believe they have an efficiency of 3.7 umol per watt. The built-in ionizer is also truly remarkable. You can also set the nm separately for each wavelength of light.

This lamp is my absolute favorite, beating Sanlight by a long shot. I believe they have an efficiency of 3.7 umol per watt. The built-in ionizer is also truly remarkable. You can also set the nm separately for each wavelength of light.

This lamp is my absolute favorite, beating Sanlight by a long shot. I believe they have an efficiency of 3.7 umol per watt. The built-in ionizer is also truly remarkable. You can also set the nm separately for each wavelength of light.