Petzl NAO RL

CampSaver.com says:
Petzl Nao RL Headlamp Black One Size. The NAO RL rechargeable headlamp provides 1500 lumens of brightness and weighs just 145 grams. Comfortably balanced the headband is easily adjustable and maintains excellent support throughout long and committing races. With REACTIVE LIGHTING technology the brightness automatically adapts to the ambient light. Manual operations are reduced and burn time is optimized. Additionally red lighting at the rear of the headlamp allows you to remain visible at night. Specifications for Petzl Nao RL Headlamp: Manufacturer: Petzl Color: Black Beam Color: White Light Output: 1500 lumens Band/Strap Color: Black Battery Type: Lithium Ion AAA Weight: 145 g Water Resistance Level: IPX-4 Weather Resistance: Yes Features of Petzl Nao RL Headlamp Lighting for movement automatically adapts to ambient light: Wide uniform beam so you can comfortably see up-close or at your feet Mixed beam (wide and focused) allows for proximity and distance vision for movement Three white lighting levels: MAX BURN TIME STANDARD (better power/burn time balance) and MAX POWER Longer burn time greater visual comfort and less manual operation with REACTIVE LIGHTING mode which allows the light sensor to automatically adjust brightness and beam pattern optimizing battery usage Minimum burn time of 5 hours in REACTIVE LIGHTING mode (STANDARD level) built to power through long activities like trail running and ultra-running Red lighting continuous or strobe at the rear of the headlamp and a separate button to quickly turn it on or off The battery pack is in the rear to distribute the weight of the headlamp over the entire head making it balanced and comfortable to wear Thin and flexible front plate to better adapt to different head shapes Quick and easy rear adjustment Additional top strap for optimal support Lithium-ion 3200 mAh battery rechargeable with a type C USB port Spare battery available for long distance trail runs or simply to switch out the battery when it dies (R1 battery available as an accessory) Battery charge indicator with five-level gauge for precise monitoring of the battery charge level Rechargeable R1 battery can be used as a spare battery to charge other devices such as phones or watches LOCK function to avoid accidentally turning on the lamp during transit or storage or to lock lighting settings during your activity Reflective headband to remain visible at night Storage pouch allows you to turn the headlamp into a lantern in STANDARD mode or carry an additional battery Package Contents: Petzl Nao RL Headlamp Petzl E105AA00: Nao RL Headlamp Black One Size