Garmin varia hl500 front bike light
The garmin varia hl500 front bike light has a smart bike light system that adjusts to changing environmental conditions the new varia lights feature an automatic beam mode which changes the headlight beam depending on your speed as riders speed increases the headlight automatically projects further ahead and vice versa when speed decreases when paired with edge computer as light conditions change the smart varia hl500 headlight and tail light automatically get brighter or dimmer when paired