Meet your new favorite headlight and taillight combo.
The SYNC Core is a powerful main front light that's the cornerstone of the CatEye SYNC lighting system. It allows you to turn on and off all your SYNC lights with one touch. The Core also features a battery level indicator and mode memory function. It's compact (41.5 x 33.5 x 93.5 mm), lightweight (only 94 g) and high powered, making it the perfect headlight to see and be seen. Includes easy to install FlexTight bracket that fits handlebars 22-32 mm.
The SYNC Kinetic is a powerful tail light that features a built-in accelerometer that switches to high mode as you decelerate for an extra level of safety. The group ride mode is easy on the eyes for team riders behind you. The Kinetic remembers your light mode and automatically changes to flashing when the battery gets low to save power and get you home safe. It's compact (74.5 x 26 x 28 mm), lightweight (43 g) and high powered, making it the perfect taillight to be seen. Includes easy to install rubber band mount that fits seat posts 26-31.8 mm.
SYNC Core:
Mode/Battery life/Lumens:
High: 2 hours, 500 lumens
Middle: 9 hours, 150 lumens
Low: 15 hours, 100 lumens
Daytime Hyper Constant: 18 hours, 500/100 lumens
Flashing: 130 hours, 100 lumens

SYNC Kinetic:
Mode/Battery life/Lumens:
High: 1.5 hours, 40 lumens
Low: 15 hours, 5 lumens
Flashing: 50 hours, 30 lumens
Rapid: 20 hours, 50 lumens
Group Ride: 15 hours, 40 lumens
Daytime Hyper Flash: 30 hours, 50 lumens

Disclaimer (for Kinetic only): This light does not work completely with braking. The motion sensor may not respond in some circumstances depending on the light installation location, cycling speed or weather conditions. We recommend that you keep a safe distance between vehicles when cycling.