"This street light is particularly good, brighter than ordinary street lights, and energy-saving and environmentally friendly. Such inventions should be promoted." On the morning of April 20, Ms. Feng, a resident of the development community, told the author. Original projector bulb lamp is imported from the original brand factory, and the quality is worthy of assurance. At the same time, it has high brightness and durable life, which can present a relatively clear image. It is suitable for places with high requirements for product quality, such as movie theaters, golf courses, schools, etc. Original Bulb Lamp, Machine Bulbs,Bulb Lampfor Projector,Overhead Projector Bulb Shenzhen Happybate Trading Co.,LTD , https://www.szhappybateprojectors.com
On the same day, the author came to the development community to see that there were 3 street lights on the left side of the courtyard, and a solar collector board and a small fan were installed on each street lamp. The solar collector plate is heated to the south, the fan axis changes continuously with the wind direction, and the fan blades rotate with the wind, providing power for the street lamps.
According to Li Shuangxi, the community security captain, the three energy-saving street lights were installed last August. At 7 o'clock every night, the street light is naturally lit, and the brightness is naturally reduced at 2 o'clock in the morning, and it is automatically extinguished in the morning. †