. . Brand-enthusiast key chain light for personal safety. This co-branding, imprintable light attaches to key rings, zippers, back packs, etc.. . Co-branding: Reverse side is imprintable with your corporate identity; Imprint area approx .63” x .38”. . Perfect for personalization to use as corporate gifts, trade shows, business meetings and more. . High-intensity white LED with multiple modes:. . - High for brightest light - 10 lumens. . - Medium for bright light and longer run times - 5 lumens. . - Low provides extended run times for when less light is needed - 2.5 lumens. . - Blink to signal your location. . High, Medium and Low modes run for several hours of intermittent use; Blink mode will flash continuously for 45 hours. . Light features an Auto Off Warning to help conserve batteries. . - The light will flash after 4 minutes and turn off after 6. . Using the light:. . - Press center quickly for on, off and mode changes. . - Press once for High, twice for Medium, three times for Low, and four times for Blink. . - Press and hold for momentary mode. . Uses two 3V CR2016 lithium coin cell batteries (included). . Durable, polymer construction. . Weather-resistant; 1 meter impact resistance tested. . 1.8 in. (45.7 mm); 0.37 oz (10.7 grams) with batteries. . Limited Lifetime Warranty. .