Descripts: The entire range of red led is from 620 nm to 630NM.This was also the wavelengh range when development RGB product. so 620 nm to 630NM led, currently this is mainly used for decorate, for example:stage lights. the 680NM led have approached Infrared LED light, As for 680NM led , are commonly used to helps to grow. As the plants grow and start to bearfruit they will need a lot of water.and the harshness of the light environment makes vegetative growth extremely slow. there are other areas with 680NM led. Packing: 1*680nm led strip
310nm uv led strip$685.00
Led infrared 940nm(5M/roll SMD5050-Flexible ir emitting diode)$145.00 $95.00Save: 34% off
ultraviolet led strip(365nm uv LED Strips)5M/reel$559.00
450nm( ±0.25nm) moudle$0.55