Lezyne Super Drive 1250 Loaded Bike Light, Black, One Size Type of bulbs: LED Power source: Rechargeable Li-ion Batteries included: Yes Modes: overdrive, blast, enduro, economy, flash, Pulse Lumens: [overdrive] 1250, [blast] 950, [enduro] 625, [economy] 250, [flash] 150, [Pulse] 150