How to purchase energy saving lamps
The brightness and life of energy-saving lamps are superior to those of incandescent light bulbs, and they are particularly good at saving energy. Energy-saving lamps are U-shaped, spiral-type, petal-type, etc., ranging in power from 3 watts to 40 watts. The prices of energy-saving lamps of different models, different specifications, and different production areas differ greatly. … Read more