Someone here mentioned a flashlight, so I'll mention what's by far the best headlamp I've ever bought, and I've tried a lot - the Nitecore NU25. Red LEDs, white

Someone here mentioned a flashlight, so I'll mention what's by far the best headlamp I've ever bought, and I've tried a lot - the Nitecore NU25. Red LEDs, white LEDs, high-CRI LED, and it weighs under an ounce (although the headband adds 0.7 oz or so.)