The NiteRider® Sabre™ 110 is a super bright, lightweight USB rechargeable LED tail light. It utilizes a multi LED array designed for eye catching visibility in both day and night.Key Features:• Lumen Output: 110• 6 Modes with Run Times: 1:45 – 17:00hrs• Charge Time: 2:30hrs• Weight: 28g• Battery: Li-Po• Low Battery Indicator• 110 Lumen Super Lightweight Daylight Visible taillight• Water / Dust Resistant IP64 RatedRUN TIMESPulse Flash - 7:00hFlash - 6:00hFast Flash - 17:00hSteady High - 1:45hSteady Med - 4:00hSteady Low - 8:30h