As the smallest Pelican flashlight ever made, it?s great to clip on a backpack or store inside a medical/tool kit, to have on hand while travelling, or any other situation where quick illumination is needed. The Pelican ProGear 1810 LED is powered by four coin cells (included) and weighs in at just .5 ounces (with batteries). Its super-bright LED provides clear bright light (up to 16 lumens for up to 8 hours and 45 minutes). ; Available in six stylish colors (black, blue, gold, green, red and silver) with a matching laser etched charm, the water-resistant (IPX4), Pelican ProGear? 1810 LED keychain flashlight is engineered with an anodized aluminum construction that makes it extremely durable. ;