These are awesome for night driving! These were a big hit at Squirrel Fest ! 6000 lumen rechargeable waterproof 3-light headlamp. Adjustable straps with comfortable support for lights. Lights pivot up/down. One button switch allows one, two, or all three lights on, and an all three lights flashing mode. USB cord and two 18650 3.7v/4200mah rechargeable batteries are included. Weight is 15.87 ounces.