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