An led lamp contains a to a dozen or more led chips, they are usually in series. Each chip luminescence brightness by is determined by the current. Because use series connection mode, the light bulb inside each LED chip will automatically through the same current, but each a different voltage on a...

1、Choose according to actual demand Like coal, oil, chemical and other industries to choose high bay lamp lighting needs not only to consider when can meet the requirements, and other factors, such as dustproof, waterproof, and even to consider explosion-proof requirements. This has restricted the...