• Works independently and seamlessly integrates with compatible Edge® cycling computers¹
• As rider’s speed increases, the headlight automatically projects further ahead or closer as a rider’s speed decreases when paired with select Edge computers
• As light conditions change, the smart Varia headlights and tail light (sold seprately) automatically get brighter or dimmer, when paired with a light-sensing Edge 1000 (sold seprately)
• Adjustments, including on/off, can be made manually with the use of an included remote (sold seprately)
• With 2 tail lights (sold seprately) you can indicate impending right or left turns

VariaVaria smart bike lights help to create a safer riding environment by adjusting to changing light conditions as well as bike speed when paired with select Edge computers¹. As speed increases, the headlight automatically projects light further ahead to where it’s needed most. As ambient light fades or gets brighter, both the headlight and tail light (sold seprately) adjust automatically when paired with a light-sensing Edge 1000 bike computer.  Beam cutoff prevents headlight from blinding oncoming drivers.(As speed increases, the headlight automatically projects light further ahead to where it’s needed most.)Whether you are training, commuting or just out for a pleasant evening ride with the family, Varia bike lights can adjust for speed and light conditions to put the light where you need it the most. Manual on/off controls allow you to use the lights for daylight rides as well.Varia Headlight Specifications    Dimensions:1.9inch x 3.6inch x 1.6inch (4.8 x 9.2 x 4.0 cm)    Weight: 7.8 oz (222.0 g)    Modes: High beam, low beam, auto beam    Lux (headlight use only): 100 Lux at 10 meters    Lumens: 600    Battery life (high power mode): up to 2.5 hours    Charge time: 6 hours    ANT : Yes    Water rating: IPX7 Package Includes:    Varia headlight    Universal out-front mount    microUSB™ cable