The N-Ferno 6801B Replacement Rechargeable LED Light securely attaches to N-Ferno 6801 Winter Skull Cap to provide distance lighting for visibility at up to 62ft // 19m, making it an ideal hands-free lighting solution. With four light modes – low, medium, high and max – and a lumen output of 15 to 150, this multi-mode LED light delivers the right light for everything from close-up tasks to nighttime visibility. With up to 10.5 hours of runtime for each battery charge, you