The Princeton Tec Apex 200 Lumen Headlamp is a great source of light for those outdoorsmen and cavers needed a strong and long lasting light. The LED headlamp is waterproof and built with quality craftsmanship. The headlamp has a single regulated maxbright LED and is partnered with four regulated ultrabright LEDs that provide a powerful spotlight or a bright flood. The four regulated ultrabright LEDs come in three different colors, you can choose between red, green, or white to fit your personal preference. Switching between light settings is easy. The Princeton Tec Headlamp features that allows the LEDs to burn brighter and longer. 200 Lumens. Compatible with alkaline, lithium, and rechargeable batteries (not included).