The world is totally different at night, but with the Double Shot Pro you'll barely notice.
The new Double Shot Pro generates serious candlepower with two latest-technology hyper-power LEDs.
The CatEye OptiCube™ lens focuses the beam so you can see farther down the trail.
The R2 light is a high powered and solidly built lamp with a useful 4 hour run time on low beam and 2 hours on high beam, along wit a conveniently fast 3 hour recharge time. 

Features:
2 hyper-power LEDs and OptiCube™ lens
High/low beams with up to 4 hours of runtime
Intelligent 3-hour charger
In line switch with 3 level battery indicator
Li-ion battery
Lightweight, 400 grams (14.1 oz) including light, battery and bracket
Helmet mount included
Universal FlexTight™ handlebar mount - 22.2 - 31.8 mm
Tough die-cast aluminum body
Locking cable connectors to prevent blackouts