Currently , LED fluorescent tube is the most widely used in indoor LED lighting , because of its compared to traditional fluorescent tube has incomparable advantages , so now the production of LED lamps on the market is also very large enterprises , product quality and difference in performance is also great. I do not know that from the user , may spend a high price but not ideal product they want to buy when purchasing products. So how to distinguish good and bad LED lamp ?
First, look at LED fluorescent tube profiles, structures
Sold on the market now are basically two types of LED fluorescent profiles : full of plastic , half plastic half- tubes . On thermal performance, good heat dissipation aluminum semi- plastic half , greatly extending the life of the LED .
Second, look at the chip of LED fluorescent tubes
Is currently used in fluorescent 3528,3020,3014 and other specifications, these types of specifications mainly in the sizes , chip cooling method is not the same . The same brand of chips, packaging manufacturers are not the same, the quality is not the same .
Third, look at the power LED fluorescent tubes
LED fluorescent tube power is divided into two kinds of built-in and external . The so-called built-in power supply means the lamp can be placed inside . The biggest advantage of this built-in is that you can make a direct replacement for existing fluorescent tubes, without any circuit changes. So do the built-in shapes are growing strip in order to go into the semi-circular lamps .
Fourth, look at LED fluorescent tubes and other accessories
Good quality fixtures , fittings workmanship is very fine , and complete accessories, mainly accessories: Power protection sleeve, insulating films, heat shrink tubing, insulated boxes, fixed ends , PC mask substrates.