The light is more intense on mid mode. The amount of light emitted is measured in lumens.
Lupine Betty R 7: 2400lm
16. brightness (low mode)
The light is more intense on low mode. The amount of light emitted is measured in lumens.
NiteRider Pro 3600 DIY: 1000lm
17. runtime (pulse mode)
The amount of time the light will last from a full charge when on pulse mode. This mode slowly changes between a high and low intensity light, which has the benefit of saving battery whilst maintaining a steady beam.
Light & Motion Solite 250EX: 60h
18. number of light modes
With more light modes you are more likely to find the perfect setting for any given situation, such as when you need the brightest light or when you need to conserve battery.
Lupine Piko U4: 15
19. Can be mounted on handlebars
Mounted to your handlebars, the light is more suitable for biking on roads.
Cygolite TridenX 1300 Xtra OSP
96% have it
20. runtime (flash mode)
The amount of time the light will last from a full charge when on flash/strobe mode. This mode quickly turns the light on and off, which has the benefit of saving battery.