What is Lumen ?

Bike lights for night

Lumen is a measure of total visible light emitted. It can also be written as lm . Nowadays all the bike night lights are measured in terms of lumen. The stronger the Lumen , the stronger the brightness. In older days we called lumen as Watts.

Lumen Guide
Lumen Guide

Lumen would be equivalent to the light emitted of full moon in clear sky. Similarly smartphone’s backlight will be equivalent to around 18 – 25 Lumen. A car headlight would bright as 1200 Lumen. In terms of Bulb, a 40 Watt Bulb is equivalent to 450 Lumen of light.
60 Watt bulb is equivalent to 800 Lumen of lights.

Lumen emitted light & Lux Intensity Measured.
Lumen emitted light & Lux Intensity Measured.

Lumen on general is referred to as the light output which actually is not the only parameter to qualify the quality of the emitted light.
In cycling terms there is another word called Lux which in conjunction with lumen can help to determine the quality of the light.
Lux is a surface area where the light is spread.

How much Lumen is needed for bike light ?

Answer depends on what conditions you are riding the bike.

In standard terms :
In daytime ride it would be good if the bike lights are above 100 lumen.
In a Rural ride a good lumen would be of around 400-600 Lumen.
Similarly in day time urban commuting will require around 50-200 Lumens of light.

As per Australian Road Rules, you must have a white light flashing or steady on the front , a red light flashing or steady on the rear light and a red reflector on the back.

Best bike lights for night ride

Bike lights for night ride
Bike lights for night

In night bicycle rides , one might need above 1800 Lumen. We actually have reviewed new 1800 Lumen Bright Eyes Rear Light . If you are looking for something which is cheap bike light then please check our previous posts on bike front lights and bike rear lights the review and features .

What to consider before buying Bike light ?

There are various factors to determine what right night light to choose for the bike.
One of which would be to choose a narrow beam pattern which will not dazzle any oncomers.
We have covered this extensively a buying guide on bike lights.
You need to make sure that a bike will need a brighter front light and mediocre lumen rear light.

Best Off Road Riding Bike Lights

Riding off road bike is always adventures and a bigger challenge which gives a whole new dimension for your ride. Even familiar trails at night are risky and misguided , if right lumen bike light is not chosen.

Hence we always recommend to have a brighter lumen night light , which can easily spot the hazards such as rabbit holes and other obstacles.
If you are riding off road , then best bike night light should be at max 1000 Lumens or greater.
On a general one should make sure the battery Life of the light. Do note , the higher the lumen more fast the battery will rinse.
Its always good to use rechargeable batteries for these lights.

Bottomline , we would always recommend you to buy a light which is more powerful in light emmitance (probably higher Lumen , again depending on situations) and a must look for battery life. With higher battery life, the light will be running for longer period for your bike ride length.

In addition to above , it is always a wise to carry spare lights which will come handy once the main lights are stopped working . If you are riding for longer period , do keep power banks with you to charge the batteries on go.

1800 Lumen Stamina Bike Light Set – Review

New Bright Eyes Bicycle light

What best bike night light under 100 dollars which can come with maximum brightness ?

At times there is a requirement of having bright light mounted in the bike which is not as bright but still not that dim. This 1800 Lumen Stamina Bright Eyes Bicycle light , is a very new addition to the Bright Eyes catalogue which offers mediocre intense intense light for your bike.

best bike lights for night riding
Best Bike Lights for Night Riding

1800 Lumen Bicycle Light Set Features

This bike light comes with 5 advance mode main 3 being Powerful with 1800 lumen , Medium with 1200 lumen and low with 330 lumen.
With this bike there is visibility of 3500 ft and 800 ft of brightness.

This particular bike light is a well made piece , nicely crafted with proper instructions to mount is on any bike.

The rechargeable batteries for bike are awesome. It is a must-have if you are riding in low light situations. It only takes seconds to switch it over to any mtb.

The battery night light conditions are good.


Headlight Specs 4.2 oz., 2-3/4” long x 2-1/4” long.
Battery Specs 10.3 oz., 2-14 wide x 4” long.


Is the only for mountain bike lights ?
No. This bike light in particular comes with universal mount for both light and battery. Hence it can be used with any bikes.

What multiple volts charger can be used ?

8.4 volts is the charger for this rechargeable bike light. Ofcourse having an multi country adapter can be used to charge the batteries.

Is there any Guarantee for 1800 Lumen Stamina Bike Light Set ?

Yes , this Bright Eyes bicycle light provides lifetime guarantee for this set .

Are the batteries of 1800 Lumen Stamina Bike Light Set water proof ?

Yes the batteries are water proof and comes with military grade plastic to encapsulate the light.

What is the battery life for this Bright Eyes bike light ?

Maximum the battery can lasts for 4-5 hours on high mode. On medium mode it can last upto 7 hours and in low mode the battery can last upto 12 hours.

Conclusion / Why to buy this bicycle headlight ?

If you are looking for a cheap bike light with good brightness, this night bike light is going to be the perfect choice.