This Economy Flashlight features all of Energizer's renowned construction standards without the costs of high-end devices. An anti-roll design, ribbed casing for strength and a non-slip grip are just some of the features energizer included to make this a durable tool that is pleasant to use. The lifetime white LED never needs replacing and the flashlight can operate for 50 hours using 1 Eveready SHD D-size battery. The 25 lumen output and 57 meter beam are enough to get you through a power outage