Coghlan's LED Lightsticks are a great alternative to traditional, disposable chemical light sticks. With their bright light and long run time, they come in handy for all sorts of outdoor activities including boating, cycling, hiking, and much more. Coghlan's makes the outdoors more comfortable and enjoyable with over 500 accessories for camping, hiking, fishing, RVing, and more! Water-resistant. 2 modes: flashing and solid. Requires a single AAA battery (not included). Compatible with rechargeable batteries. Runs for up to 6 hours. Carabiner included for attaching to gear.