Featuresr made of aluminum alloy and plastic durable and lightweight body constructionr brightness reaching up to 300lumens with up to 100m lighting distancer the lamp of the run light is placed on the torso with the battery on the back the vertical strap is positioned over the right shoulderr the elastic strap is adjustable to suit for your power indicator light design for battery capacity indicationr three light modes for adjustment including low high and strobe moder powered by re