Abstract: A flashlight includes a light assembly at a first end of the flashlight. The light assembly includes an LED light generating module. The flashlight also includes a power assembly having a power management module body member which houses a charging input port, a USB output port, a LED power indicator, or a power indicator button. A selectively movable sleeve covers the charging input port, the USB output port, the LED power indicator, or the power indicator button when they are not in use, wherein the sleeve moves relative to the power management module body member in linear and rotational directions. The flashlight also includes a central body member between the light assembly and the power assembly.

Abstract: A high lumen output flashlight includes a flashlight head at a first end of the flashlight and a power assembly at a second end of the flashlight. The power assembly includes power management module body member with a pivotally mounted cover selectively covering a recess formed in a second end of the power management module body member. An O-ring is positioned between the pivotally mounted cover and the power management module body member in a manner providing waterproof or water resistant protection. A central body member is positioned between the flashlight head and the power assembly. The flashlight head includes an outer body member secured to a first end of the central body member and an LED light assembly is positioned within the outer body member. The outer body member includes a plastic heat insulating ring.