The ENO Twilights or the ENO Twilights Colors 23 LED light set can easily illuminate your hammock, tent, campsite and more. Twilights and Twilight Colors have 23 bright LEDs that combine fun and function to your campsite. Twilights are powered by 2 AA batteries, while, Twilights Colors are powered by 3 AAA batteries and can operate for up to 72 hours (batteries not included). Twilights provides a soft whitish blue light while Twilight Colors provide a multi-color almost Christmas like display. Very light, bright LEDs light up your life, camp, tent, hammock or whatever. Simple on/off switch controls the lights. Great for backpacking or camp life. Oh and they just look very COOL!.Simple on/off switch.Will run continuously for over 72 hours with fresh batteries.Weight (no batteries, no pouch) = 1.5oz.Weight (no batteries) = 3oz.Total Weight = 4.5oz (including batteries & pouch).Length: 10 ft..Low Battery Indicator - Twilights will dim, white. Twilight Colors will stay, red..