Pro Grow 620w SE HPS 2K Lamp Electronic Sticky Fly Trap On the other hand

On the other hand

Works with both HPS/ MH lamps

The water/air ratio is 73%/23%

which refers to the total ionic content (dissolved salts) in a solution

Measures electrical conductivity (EC) and temperature

Pro Grow 620w SE HPS 2K Lamp Electronic Sticky Fly Trap On the other handColour temperature has very important applications in horticulture. While HPS lamps are fixed in their spectral output, Metal Halide lamps are available in a broad range of colour temperatures expressed as kelvin. With this in mind, the connoisseur, medicinal and specialist grower can choose a lamp that provides the best spectral output for his or her specific requirements. In addition to just HPS high intensity light (PAR) which creates the most