3 AAA Cell (Batteries included) Super bright beam: continuous or flashing 1 White 0. 5 Watt LED & 2 Red Warning LEDs Red side safety lights. Quick release & mounting bracket. Battery Performance: Mode 1. On Continuously. up to 15hrs. Mode 2. Flashing. up to 30hrs. Water resistant. Dimensions: 91 x 43 x 36mm.