NiteRider Sentinel 250 Cycle Light Half Dives deep into your chain

Dives deep into your chain for perfect shifts with no sticky gunk

Using the rubber strap

Pushing the ratchet wings grips the phone tightly and to release the phone

Steady Low - 127:00h

NiteRider Sentinel 250 Cycle Light Half Dives deep into your chainThe NiteRider Sentinel 250 is designed to increase cycling safety by way of 2 varying flash patterns and 2 steady beams (High Group Ride Mode). Behind the durable red lens and casing are two powerful LEDs that emit 250 lumens in the brightest Daylight Visible Flash setting, allowing you to be seen day or night. For enhanced safety, the Laser Lane modes (3) are designed to project ultra bright laser lines on the ground. This creates a virtual lane for