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Why is the Best emergency exit signs green?

Why is the Best emergency exit signs green?

Why is the Best emergency exit signs green? There is a kind of stem cell in our eyes, which contains a pigment called persimmon. Because of this, people can still see green things in the dark environment. For other colors, the eyes cannot immediately distinguish. If we encounter fire and other emergencies, the building is likely to lose power due to disasters.In the dark, our eyes are most likely

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2023

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What should I do if the flashlight factory battery cannot be charged

What should I do if the flashlight factory battery cannot be charged

Most flashlights are 4~6V small lead electricity, and small flashlights like this one are 4V small lead electricity.What should I do if the flashlight factory battery cannot be charged?

28

2023

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02

Advantages of rechargeable lantern for home user

Advantages of rechargeable lantern for home user

Easy to carry: There is a hook on the top of the rechargeable lantern for home user, and a hook on the bottom, the tent light can be hung upside down to get better lighting in a large area of lighting.

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2023

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What kinds of situations can cause the solar lamp products to be not bright enough?

What kinds of situations can cause the solar lamp products to be not bright enough?

In terms of solar lamp products configuration, we should first understand the illumination coefficient, road width, solar lamp products height and other information in this area, select the height of the lamp pole and the brightness of the lamp cap, and use the power of each time period and the general rainy days in this area to match the capacity of the battery, The power of the selected battery

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2023

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Advantages and economic benefit analysis of solar lamp products

Advantages and economic benefit analysis of solar lamp products

What kind of lamp is called solar lamp products? Solar lamp products are kind of environment-friendly and energy-saving lamp. It does not need power supply. It is a kind of solar lamp that absorbs solar energy as energy. The lamp pole and battery module are designed as a whole. The windproof ability of solar lamp is very good in bad weather, including the use of high technology of microcomputer co

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2023

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Solar lamp products are used in plazas, parks, greenbelts and other places

Solar lamp products are used in plazas, parks, greenbelts and other places

Solar lamp products are electrical device that converts sunlight into usable electricity. For example, a solar lamp can generate up to 3 MW of electricity, or 6,400 KWh (6 x 106 kWh). Solar lamp china is a popular choice for large homes that need to draw about 1,000 Watts of electricity.Solar Lamp china uses 3 types of modules:1. Solar Powered Generator Module - generates the energy you need using

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2023

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