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How to solve the problem of low luminous efficiency of the current dispersive plate

2022-06-08
crowndaled.comThe utility model relates to lighting equipment, in particular to an LED lighting fixture and a high-efficiency diffusing plate thereof.Background technique:LED light is a green light...

Light Design Concept

2022-06-08
How to make lampscrowndaled.comThe utility model relates to a lamp, in particular to a lamp with intuitive operation.Background technique:A lamp is an object that emits bright light for human activ...

How to make LED tunnel lights

2022-06-08
The utility model relates to the technical field of optical lighting, in particular to an LED tunnel light.Background technique:With the development of lighting technology, street lights as urban p...

How to know the quality of solar light?

2022-05-27
A lot of people like to buy solar energy light now, in the garden yard that puts in oneself, neither charge electricity, installation rises very convenient also, do not need wiring, install a few s...

What’s your MOQ of your products?

2022-05-20
For samples or trial order, there is no MOQ; For regular order, MOQ depend on the products, most of Crownda products’ MOQ is 100.

Where is your main market?

2022-05-20
Crownda products are exported to more than 100 countries and regions in the world, main for North America , Australia, Europe, the Middle East and other global markets

What certifications have your products approved?

2022-05-20
All Crownda’s products are approved by UL, cUL and DLC, and most of the products are approved by CE, CB, RoHS, SAA and NSF, FCC.

What brand LED chips does CROWNDALED use?

2022-05-20
All Crownda outdoor lighting and industrial lighting use high lumen efficiency LED chips of famous brand Lumileds. Which has great advantage in high power LED chips.

LED Parking Lot Lights – Why Choose Parking Lot Lights?

2022-05-14
LED Parking Lot Lights – Why Choose Parking Lot Lights?LEDs have been highly effective for commercial use. This is why it has become common for parking lots to feature LED fixtures. In the followin...

Why Do LED Lights Flicker ?

2022-04-12
Why Do LED Lights FlickerFind the answer to the frequently asked LED Lights related question: Why Do LED Lights Flicker?There appears to be a bit of confusion surrounding LED and fluorescent lights...

Why Use LED Lights ?

2022-04-12
Why Use LED LightsFind the answer to the frequently asked LED Lights related question: Why Use LED Lights?There are many reasons a person may ask Why use LED lights?”if they haven't heard just how ...

Why Choose LED Lights ?

2022-04-12
Why Choose LED LightsFind the answer to the frequently asked LED Lights related question: Why Choose LED Lights?In recent years there has been an increase in environmental awareness in terms of ene...

Why Are LED Lights So Expensive ?

2022-04-12
Why Are LED Lights So ExpensiveFind the answer to the frequently asked LED Lights related question: Why Are LED Lights So Expensive?Sometimes a person going out on a mission to buy all new LED ligh...

Why Are LED Lights More Efficient ?

2022-04-12
Why Are LED Lights More EfficientFind the answer to the frequently asked LED Lights related question: Why Are LED Lights More Efficient?There are many things that make LED lights much more efficien...

Why Are LED Lights Better ?

2022-04-12
Why Are LED Lights BetterFind the answer to the frequently asked LED Lights related question: Why Are LED Lights Better?So much is being said about LEDs in the news and online that consumers are st...

How Do LED Lights Save Energy ?

2022-04-12
How Do LED Lights Save EnergyFind the answer to the frequently asked LED Lights related question: How Do LED Lights Save Energy?Consumers are told that LED Lights save an incredible amount of energ...

How Do LED Lights Change Color ?

2022-04-12
Find the answer to the frequently asked LED Lights related question: How Do LED Lights Change Color?So many times the question has been asked, How do LED lights change color?”Unfortunately, there i...

What is an LED Driver ?

2022-04-12
What is an LED DriverFind the answer to the frequently asked LED Lights related question: What is an LED Driver?To get the best performance out of your LED light or array, you're going to want an L...

What Are LED Lights ?

2022-04-12
What Are LED LightsFind the answer to the frequently asked LED Lights related question: What Are LED Lights?With all the hype about LED lights, it is normal for a person to wonder exactly what they...

What Do LED Lights Do ?

2022-04-12
What Do LED Lights DoFind the answer to the frequently asked LED Lights related question: What Do LED Lights Do?When speaking of LED lights, one frequently asked question is, What do LED lights do?...

What Are LED Lights Made Of ?

2022-04-12
WhatAreLEDLightsMadeOfFindtheanswertothefrequentlyaskedLEDLightsrelatedquestion:WhatAreLEDLightsMadeOf?

What is LED Light ?

2022-03-29
What is LED LightFind the answer to the frequently asked LED Lights related question: What is LED Light?So just what is LED light? In two words, it is the future. It's the future of both household ...

What is RGB LED ?

2022-03-29
What is RGB LEDFind the answer to the frequently asked LED Lights related question: What is RGB LED?To understand what RGB LED is, let's take an example of one of the prominent places where it's us...

What is LED ?

2022-03-29
What is LEDFind the answer to the frequently asked LED Lights related question: What is LED?Today's high-tech world comes with so many acronyms that it's hard to keep up. One that you need to know,...

What Difference Between Outdoor LED Flood Light and LED Spotlight?

2021-09-18
What Difference Between Outdoor LED Flood Light and LED Spotlight?LED Spotlights are concentrated by using a condenser lens or a mirror. These lamps have the high luminous intensity and high bright...

How to Choose the Right Outdoor LED Flood Light?

2021-09-18
How to Choose the Right Outdoor LED Flood Light?Using outdoor Led flood lights are a great option, it can ensure the safety of your house and your family. but what factors should be considered when...

Lighting Technology: What is Color Tuning?

2021-09-18
Lighting Technology: What is Color Tuning? To overcome a lack of natural light in a given space — or to increase the added benefit of natural lighting on human biology — improved lighting now deman...

LED street lighting Certifications

2021-09-17
LED street lighting CertificationsOutdoor LED Post Top Light for Commercial LightingCommercial outdoor led post top lights are perfect for small and mid size businesses. These led pole top lights o...

Understanding the Benefits of LED Lights and Why You Should Use Them

2021-09-17
Understanding the Benefits of LED Lights and Why You Should Use ThemThere are several benefits of using LED lights, especially because they are up to 80% more efficient than traditional lighting su...

What Are The Benefits OF LED Lights

2021-09-17
What Are The Benefits OF LED LightsOverall Sustainability:Energy efficient, reducing consumption and cost of power.Long lags durable, drastically increasing the life of each bulb, reducing waste an...

Solar LED Street Lights Vs General LED Street Lights

2021-09-17
Solar LED Street Lights Vs General LED Street LightsSolar Street Lights(1)It can be easily installed without the need of paving complicated lines. All you need is to have a cement base and it is OK...

Solar street lamp installation tips

2020-05-09
1. Basic installation methodIn order to ensure that the capacity of the solar battery in a good degree of use, after the installation of the street lamp, to connect the controller but not connected...

Solar monitoring system construction plan

2020-05-07
Chapter I Foundation Constructionsolar monitoring construction site selectionFirst of all, the installation of the construction site climate and surrounding environment investigation, determine the...

High Mast Lighting

2012-03-22
High Mast Lighting is for the light poles over 20m. They are ideal for :*Sports lighting*Road lighting*Airport lighting*Port lighting*Rail lighting*Commercial and industrial lighting*Parking lot li...

Street Lighting

2012-03-21
Street LightingThe world is full of different roads and strict street lighting requirements. Add to this different LED Package preferences and mechanical size limitations and possible combinations ...

Flood Lighting

2011-03-16
A flood light is a large, powerful fixture that has a wide beam spread. It is a high-intensity artificial light that is used to illuminate a large area.Most often used outside, floodlights are foun...

General industrial workplace

2009-10-07
General ,hereby, means excluded explosion-proof places ,goods shelves and other places need special requirements.Design standards According to GB 50034-2013, Lighting design criteria for indoor ind...

Football-Recreational

2009-02-05
Football-RecreationalFootball is the most popular ball games worldwide. International standard court is 11-a-side, L105~110m x W68~75m.There are mainly 3 types of lighting layout, four coners arran...