Up to 550 lumens front, 40 max lumens rear, 110 max lumens side

Lithium Ion/Lithium Polymer

Dayblazer 550 Front - Silicon mount fits handlebars from 22-35mm and some helmets, helmet mount sold separately.

Grid Side - Multiple size silicone o-rings

Grid Rear - Silicone strap mount fits a wide variety of sizes to mount where needed. Includes pack- and belt-loop attachment clip.

Front Blitz mode: 1 hour at 550 lumens

Front high mode: 1.5 hours at 275 lumens

Front low mode: 5 hours at 75 lumens

Front pulse mode: 5.5 hours at 100 lumens

Front strobe mode: 12 hours at 65 lumens

Side solid mode: 1.5 hour at 110 lumens

Side pulse mode: 4 hours at 55 lumens (+2 hours auto-Eco)

Side strobe mode: 6 hours at 40 lumens (+2 hours auto-Eco)

Side eco mode: 20 hours at 40 lumens

Rear solid mode: 1.5 hour at 40 lumens

Rear pulse mode: 4 hours at 30 lumens (+2 hours auto-Eco)

Rear strobe mode: 7.5 hours at 20 lumens (+2 hours auto-Eco)

Rear eco mode: 20 hours at 20 lumens

IP-67 Ingress protection rating, or "IP Rating," is a techy way to describe the level of water- and dust-proofness of a product. This light meets the IP-67 Standard, which means it is totally protected against dust/grit and fully protected against the effects of immersion between 15cm and 1 meter for 30 minutes.