Ultra-bright: This powerful clip-on running light emits a bright, long-lasting LED beam that reaches up to 450 lumens in high-light mode. It offers five light modes: high beam, medium beam, low beam, red and blue flashing, and Morse code SOS emergency signal. Rechargeable: Its built-in 300mAh lithium battery provides up to 7.5 hours of runtime in low mode, 2.5 hours in high mode, 4.5 hours in medium mode, 24 hours in red and blue flashing mode, and 12 hours in SOS mode. It fully charges (from 0% to 100%) in just 2 hours via a micro-USB cable. Versatile: Ideal for running, this clip-on flashlight is also perfect for walking the dog, jogging, hiking, cycling, or camping. Lightweight and portable, it has a clip and is specially designed for outdoor activities. Optimal comfort: Weighing only 17 grams, this portable flashlight is ideal for outdoor adventurers. Easily slip it into your pocket, belt, collar, hat, or backpack. High quality: Its IPX6 rating effectively protects it from water splashes, even in rain or snow. One-year warranty: We are confident in the quality of our products. Please feel free to contact us with any questions. We are committed to your satisfaction.