SPECS: Adjustable head band fits most sizes DESIGN: Removeable light clip can be attached to almost anything 4 bright white and 2 red modes Fully rechargeable through USB cable (included) Moisture-resistant LED cover TECH SPECS: Powerful 160 max lumen bulb White Boost runtime: 4.5 hours White High runtime: 8.5 hours Red light runtime: 8.5 hours Flash runtime: 10 hours