How to dissuade the elderly from using solar astigmatism lamps at home?

How to dissuade the elderly from using solar astigmatism lamps at home?

1. Low color temperature, dazzling. This kind of floodlight itself has a very small driving power, but in order to appear very bright, it will choose 6000-8000K low color temperature light, which is very harsh. The light color temperature suitable for the human eye is 3600-5700K.

2. Severe glare. In order to cover a larger area, businesses will choose to flood lights without lenses, glare is very serious, these outdoor lights are played from the top down, installed indoors is basically scraped on the wall, which causes a lot of strong light directly into the eyes, stimulation is relatively large.

3. False constant current power supply. Most of these cheap lamps choose to integrate the IC controller on the aluminum substrate, which is false constant current controller. If you look at the light with your phone camera, you'll find that the light is constantly stroboscopic. It's also bad for the eyes.

Home yard sun lamp how many W?

1. Home yard door, wall, door post lighting. A set of lights about the actual power of about 3-5w solar lamp is suitable (the general target on the Internet is dozens of ~ 300W) enough for a room lighting, Taobao about 100 can be found, basically the kind of door plate sun lamp, wall sun lamp, installed more than 2 meters high, the brightness is still OK.

2. Household yard lighting solar lights. Just lighting, the entire 200-300 price, the actual power can have 6-11W is appropriate. The solar panel can have a 25W, the battery can also have 25000mAH, installed at a height of 3-4 meters, the brightness is very good, it rains every day, and the service life is more than 5 years. It is best to adjust the working time with a remote control, so that you do not need to work for a long time to save electricity. Don't stare at the solar street light 300W is not bright. Especially in winter and autumn, try to set the working time as short as possible to reduce the number of battery overdischarge to ensure the longest life of the system.

3. If you ask for a high point, to play badminton in the yard, it is necessary to raise the price to 400-500, install a solar street lamp, and do not want to stare at the solar street lamp 300W is not bright. The board can reach 50W, the size is about 670x450mm, the lithium battery is matched to 50AH, that is, 50000mAh, the actual power of the street lamp can also reach 20-30W, if a set of lights is installed at a height of 5 meters, the coverage area can reach about 250 square meters. With this configuration, the life span can also reach about 10 years.