Zebralight SC5F XM-L2 LED Flashlight 508 Lumens 508 Lumens, XM-L2 LED Flashlight Battery capacity indicator (LED flashes 1-4 times, 4 short clicks to start) Automatic stepping down from High to Medium, and from Medium to Low when battery capacity is low Durable electronic soft-touch switch ships out within one business day by Andrew-Amanda