USB LED Plant Grow Light Indoor Office Desk Plant Growth Fill Lamp
Indoor Office Desk USB LED Plant Grow Light
The influence of different wavelengths of light on plant photosynthesis is different.
Spectral range effects on plant physiology:
400nm-520nm(blue):chlorophyll and carotenoid absorption proportion is the largest,the biggest influence on photosynthesis.
610nm-720nm(red):chlorophyll absorption rate is low,have significant effects on photosynthesis and light cycle effect.
Colors:red + blue
Usb cable length:1.2m
Connecting pipe height:40cm
1 X led plant grow light
1.Please allow 1-3mm error due to manual measurement,please make sure you do not mind before you bid.
2.The colors may have different as the difference display,please understand.