The Apex Industrial combines that hearty Apex headlamp and our Industrial Headlamp Kit, allowing you to mount the light onto your hard hat. The pinnacle of waterproof LED headlamp design, Apex incorporates a single regulated Maxbright LED plus four regulated Ultrabright LEDs. The Apex is capable of a powerful spot beam or a bright flood, and two switches make changing modes intuitive. Proprietary heatsink technology allows the LEDs to burn brighter and longer. Apex is compatible with alkaline, lithium, and rechargeable batteries. Includes Industrial Headlamp Kit: Features: Safety Rated UL Rating: Class I Division 2, Groups A, B, C & D Class 2, Division 2, Groups F & G UL Temp Code: T6 Rubber hard hat strap 3M Dual Lock Standard nylon headstrap