Apex LED Headlamp - Black/Grey The brightest headlamp in our professional series, the Apex, has been a favorite of extreme outdoorsmen and cavers for years. The pinnacle of waterproof LED headlamp design, the Apex incorporates a single regulated Maxbright LED plus four regulated Ultrabright LED's. T he Apex is capable of a powerful spot beam or a bright flood, and two switches make changing modes intuitive. Proprietary heatsink technology allows the LED's to burn brighter and longer. Specifications: Power - 650 Lumens Lamp - 1 Maxbright LED (regulated), (dimmable), 4 White Ultrabright LEDs (regulated), (dimmable) Burn Time - 12 Hours Batteries - 4 AA Alkaline or Lithium (Included) Weight - 9.8oz or 279g Water Resistant - IPX7 Waterproof Housing 5 Modes - Spot High, Spot Low, Flood Flash Beam, Flood High and Flood Low Warranty - Lifetime *Sold as an Individual WARNING: This product can expose you to chemicals including BISPHENOL A (BPA) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.