The annoying glare of white light can ruin your stargazing experience in an instant. Avoid white light and still navigate your observing site safely with the Night Vision Red Headlamp, an essential accessory for astronomers. Designed specifically to preserve your night vision, this headlamp is powered by a long-lasting LED. It provides the perfect amount of red light to enable comfortable stargazing where you can see more detail in celestial objects as your dark-adapted vision is preserved. Depending on the task, the headlamp has two red brightness levels, a blinking light and an SOS setting. You can walk around your observing site, read star charts or even grab that eyepiece you left in your gear bag, all while maintaining your night vision. Extensively tested to ensure reliability and longevity, Celestron's red night vision headlamp provides up to 100 hours of continuous illumination at low brightness. That means you can count on your headlamp to see you through countless stargazing sessions, camping trips and outdoor adventures. When you run out of power, simply pop in fresh batteries and keep going. there's no need to find a power source and wait for USB charging.