Function introduction of magnetic running lamp: 1. Super strong magnetism, where you want to absorb (clothes, pants, backpacks, and any metal surface); 2. 5 modes, including 3 levels of brightness, red light and red light burst (super bright, bright, dark, red light SOS, red light burst); 3. USB charging, 3-5 hours of life; 4. It is waterproof and can be used in rainy days; 5. Scope of use: night running, mountaineering, camping, cycling, outdoor sports and home/work lighting; Material: ABS, magnetsilica gel Bulb: 9 x 7030 LED Weight: 1.76 ounces (50 grams) Charging function:the red light flashes when charging and stays on when full Power supply: 1 lithium polymer battery. (contain) Lighting mode: full brightness, half brightness, red LED strobe SOS product specification Packing size: 2.59 x2.2 x1.22 inches Weight: 5.8 ounces The package includes: driving lights*1 USB charging cable*1 packing box*1