LED energy-saving lamps because of its energy-saving effect is obvious, long life, no stroboscopic effect, no noise, light soft working voltage range and other characteristics of the increasingly popular with consumers. But the current market, many of the energy-saving LED lights, the quality varies greatly. How to shop for your energy-saving lamps in the range of energy-saving lamps to buy their own satisfaction with the product? Through the "five to see" the merits of energy-saving lamps can be identified, Qingdao led lights are described below.
A look at packaging and trademarks
State mandatory LED lighting products manufacturer packaging products marked on the following: rated voltage, voltage range, rated power, rated frequency. In general, the quality of the product quality trademark printing, font clear, easy to fall off, wipe with a soft damp cloth, signs clearly visible, easy to erase, a manufacturer's trademark and related certification mark. Fake and shoddy products, poor quality printing, font blur, easy to erase, no manufacturer's trademark and related certification mark.