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Bicycle Safety Lighting: Enhancing Visibility and Preventing Accidents

Most cyclists have to endure sharing some urban roads with motorists, even if you’re navigating to fire roads or trails rather than commuting. One of the most vital aspects of cycling safety is how visible a cyclist is to other motorists, as well as other cyclists and pedestrians. Bicycle safety lighting can increase your visibility to others on the road which makes collisions and other accidents far less likely.  In this blog, we’ll explore the crucial role of bike safety lighting, the legal requirements for lighting, the types of safety lighting available, and tips for selecting and maintaining the most suitable lighting system.

Bike Lighting Safety: The Significance of Cyclist Visibility 

Perhaps the most common cause of fatal cycling accidents is cycling in low-light situations or at night, which can be extremely hazardous if you are not visible to other road users. This is especially true for commuter cyclists. According to the National Highway Traffic Safety Administration (NHTSA), the most common cause of bicycle accidents and fatalities is collisions with motor vehicles, often due to a lack of visibility. This is where bicycle safety lighting comes in - by increasing your visibility other road users are more likely to see and avoid you. 

Bike Lighting Laws and Legal Obligations 

Bicycle safety lighting is not just a smart bicycle safety upgrade, but it is also mandated by law in many jurisdictions. In most states and provinces, cyclists are required to have specific types of lights on their bicycles when riding at night or in low-light conditions, such as dusk or twilight. According to a study published in the Journal of Safety Research, mandating bicycle lighting requirements can significantly reduce the number of bicycle accidents and fatalities. While we don't recommend riding your bike in low light conditions for any reason without the use of lighting, it is also important to check with your local jurisdiction to ensure that your lights comply with specific local ordinances.  

Types of Bicycle Safety Lighting 

There are several types of bicycle safety lighting available, each with its own unique advantages and disadvantages for both safety and illumination. Front lights are designed to illuminate the path ahead and make the cyclist more visible to oncoming traffic. These can either be strobe or steady state illumination or both. They come in various shapes and sizes, ranging from compact, battery-powered lights to more powerful, rechargeable lights that can last for hours. Rear lights, on the other hand, are intended to make the cyclist visible from the rear, alerting motorists and pedestrians of their presence on the road. This is an especially important angle from which to be visible because riders are often not aware of what is behind them. They are usually red and come with different mounting options, such as seat post or rear rack mounting.

Additional Safety Features 

In addition to fundamental lighting, there are several other safety features that can be incorporated into a bicycle lighting system. Since human visual perception is more attuned to movement and changes in lighting, bike lighting with flashing modes or strobe lights, for instance, are especially effective at making cyclists even more noticeable to other road users. 

Some lights may also include reflectors or reflective materials that boost visibility from all angles. And advanced systems may even have sensors that adjust the brightness of the lights based on the ambient light levels, thus optimizing battery life and enhancing visibility. Pedal lights are an excellent option which incorporates a level of bio-mechanical motion that is more detectable to the human eye than standard strobes and other forms of steady state lighting. 

Choosing the Suitable Bicycle Safety Lighting 

When selecting bicycle safety lighting, it is crucial to consider various factors. These may include the type of riding you will be doing, the terrain and conditions you will encounter, and how heavily trafficked your route is. It is also essential to choose lights that are easy to install and use, so that you can focus on enjoying your ride without worrying about your lighting system. You may also want to consider the battery life, the brightness, the durability, and the warranty when making your selection.

Arclight Smart LED Pedals Bike Lights

bicycle lighting safety

The Arclight Pedals are the ultimate bike safety upgrade. The Arclight Pedals amplify your biological motion making you up to 57% more visible than standard bike lights. And you are not just more visible - you're recognizable as a cyclist. Scientific studies performed by Clemson University* and others show that adding lighted bio-motion (motion that is associated with the natural movement of the human body) increases the visibility of your bike at night by up to 57% compared to standard front/rear lights.

Powerful LEDs and long lasting rechargeable batteries ensure you will stand out and stay safe even on your longest ride. SmartSet sensors dynamically change the LED color depending on orientation so you always have white light forward and red light rear. The light modules turn on when they sense you have started moving, and turn off once you are parked.

Choose: Arclight PRO Flats for ultimate traction on and off-road, Arclight City for shin friendly all-weather grip, and for SPD compatibility sign up here to be notified when they are available.

*”Highlighting Bicyclist Biological Motion Enhances Their Conspicuity in Daylight” (Darlene E. Edewaard, Drea K. Fekety, Ellen C. Szubski, Richard A. Tyrrell, 2020)


Bicycle safety lighting is a crucial component of safe cycling that can enhance visibility which prevent accidents and ultimately save lives. By selecting the appropriate lighting system for your needs and ensuring that your lights are properly installed and maintained, you can create a safer and more enjoyable cycling experience.

Bicycle Safety Lighting FAQs

1. Do bike lights reduce accidents?

Yes, bike lights are essential safety devices that can help reduce accidents by increasing the visibility of cyclists, especially during low-light conditions or at night.

2. Should bike lights be flashing or constant?

Bike lights can be either flashing or constant, depending on personal preference and local regulations. Flashing lights may attract more attention, but constant lights provide a steady source of illumination. It is recommended to use lights that comply with the traffic laws in your area.

3. How far should a bike light be visible?

The visibility range of a bike light can vary depending on its brightness and the surrounding conditions. High-quality bike lights with sufficient lumens can be visible from several hundred meters to a few kilometers. However, it is essential to consider factors such as weather, ambient light, and line of sight.

4. How to position bike lights?

Bike lights should be positioned to maximize visibility for both the cyclist and other road users. A white light is typically mounted on the front of the bike, while a red light is mounted on the rear. The front light should be directed slightly downwards to avoid blinding oncoming traffic, while the rear light should be positioned at a height that makes it visible to drivers behind you.

5. How many lumens is good for night riding?

The number of lumens needed for night riding depends on various factors, such as the type of road, ambient light, and personal preference. However, a bike light with at least 200 to 400 lumens is generally considered sufficient for urban riding in moderately lit areas. For riding in darker or rural areas, higher lumens, such as 600 to 1000 lumens, or even more, may be necessary for better visibility and safety.