High-
energy LED lights MSN:
[email protected] http://www ... needed to further improve the light efficiency to save
energy; 3, LED light source efficiency currently stands at ... than the
high pressure sodium lamps can be low; 6, LED lights with automatic control of
energy-saving device, ... ≥ 100LM used more than chips, compared to conventional
energy-saving
high-pressure sodium lamps to more than 75%. ll, easy ...