The Fenix E18R is an ultra-compact EDC (every day carry) flashlight with outstanding performance. Powered by one 16340 Li-ion battery, it emits a maximum of 750 lumens a distance of 446ft (136m). This great looking flashlight is tough and made of durable high-strength, oxidation-resistant aluminum and has an ultra-thin optical lens processed with the same coating as automobile lights. Features four brightness levels plus strobe and a battery level indicator accessed by the stainless steel side switch. At only 2.4? long, this light is a must-have for outdoor activities, repair work and the demands of daily life.