Higo Led Safety Light, Camping Gear Safety Lights, Reflective Bag Tags Clip-On PVC Light Up Reflective Bands for Backpack, Tents, Bicycles,Cycling Running Jogging by LIGHTWEIGHT& FLEXIBLE : This led marker band is easy to carry with you everywhere that you go, and keep you safe when youre running, cycling, hiking, ect. Just 0.8 oz, size: 9.84*1.38*0.04 inches. HIGH VISIBLITY IN THE DARK : The PVC glow band shines brightly from both sides, can let others see you from a long distance. And PVC fabric can reflective when the car headlights shot. As reflective bag tags, clip on the backpack when camping. RAINPROOF: The S-carabiner is weather-proof, as long as it doesnt get water into the PCB board. Hang it on the backpack, bicycle or tents will accompany you in the long journey no matter what weather is. REPLACEABLE BATTERY : Just open the cap of the backside, pull out the battery parts from the glow band, easy to replace the battery, 1*CR2032/2*CR2016 battery included in the products, last 50-70 hours. MULTIPURPOSES : Can be used as armband to be looped around an arm or leg, attached on the bicycle, scooter as road safety sign, or hang on the backpack when hiking or on tents when camping. Its can be used anywhere as long as you can imagine.