The Apex is the pinnacle of waterproof LED headlamp design, boasting up to 60 lumens of output. With its 4 light levels, safety flash mode, and impact-resistant design, the Apex is an ideal headlamp for any hardcore adventure. The Apex combines a regulated Maxbright 3 watt LED with 4 regulated Ultrabright LEDs, for Constant Brightness on all modes. Switching modes has never been easier – the dual switch system allows you to independently control the intense, smooth, long-range lighting from the Maxbright LED and the wide-angle, close-range lighting from the 4 Ultrabright LEDs. Proprietary heatsink technology allows the LEDs to burn brighter and longer. The Apex is compatible with alkaline, lithium, and rechargeable batteries. Power: 60 Lumens Lamp: 1 Maxbright 3 Watt (Regulated), 4 Ultrabright LEDs (Regulated) Burn Time: 150 Hours Batteries: 4 AA Alkaline, Lithium, NiMH Rechargeable Weight: 279g with batteries