The 1-ounce SG-L02 Astro Rechargeable LED Headlamp from Vixen Optics offers red and soft white settings for task lighting while observing the night sky. Four LEDs produce 3 to 42 lumens of white light, with a runtime from 14 to 4 hours, respectively. The red LED emits 0.3 to 7.6 lumens, with runtimes from 120 to 6 hours. The lamp is IPX4-rated water resistant and comes with a headband, a wrist strap, and a pocket clip for flexibility in hands-free positioning.