SPECS: Weight: 90 g DESIGN & DETAILS: Designed to be lightweight and compact so it's easy to take along Offers 350 lumens of power Made with reflective thread so user is seen in dark Designed with an AIRFIT(TM) headband to be thin and water-repellent for you to stay cool Quick and easy access to three lighting levels with a single button Two LOCK functions prevents light from accidently turning on during storage or transport Can be flattened in its minimal pouch to reduce bulk Multiple LEDs provide standardized light distribution Includes 3 standard batteries and is compatible with CORE rechargeable battery Can be used as a headlamp, worn around neck, or used in storage pouch as a lantern Compatible with all Petzl(R) helmets TECH SPECS: Light output: 350 lumens (ANSI-FL1 STANDARD) Beam Pattern: mixed or flood Energy: Three AAA/LR03 batteries (included) or CORE rechargeable battery (not included) Battery Compatibility: lithium, alkaline or Ni-MH rechargeable Certifications: CE Water resistance: IPX4 (weather-resistant)