The Performance Tool Multi-Function LED Headlamp is a professional-grade lighting solution that features the latest COB technology, delivering a higher lumen output and longer lifespan with less heat generated. Equipped with a lifetime LED built to last, this headlamp is perfect for a wide range of activities, with separate power/cycle buttons to activate different functions including ultra-high, high, low, strobe, and red/white/green COB. Powered by 3-AAA batteries & 1-CR2032 button cell battery (included), this headlamp boasts an impressive runtime of up to 5.5 hours. Additionally, this headlamp also features a rear red safety flasher and a bonus safety whistle attached to the head strap for added safety during outdoor adventures. Don't let low-light conditions slow you down, get the Performance Tool Multi-Function LED Headlamp today!