... s demand.ABOUT LED CAP1, LED's built right in the brim, when they are off it looks ... like any normal baseball cap.2, Concealed built in ON-OFF switch under brim.3, Adjustable-cap ... 5, 2 CR-2032 coin cell batteries are concealed in the sweatband, provide up to more hours of ... night8, A best Promotion Gift for your logo,hunting,camping,fishing and outdoor at dark High quality cotton LED light up hat ...