USB RECHARGEABLE: Different from normal reflective belt, we built in a LED flash light. our LED running waist belt comes with charging cable, Charging compatible with 2 hours can last compatible with 5-8 hours, cycle use, convenient and save money.ULTRA HIGH VISIBILITY: Our LED Waistband has super bright LED lights and reflective tape, The LED lights and light transmission polymer provide ultra-high visibility in dusk and night time activities, perfect compatible with night running, cycling, walking, biking, etc.3 MODES: This running belt light with 3 light modes, 3 modes: high light, low flash, strobe flash. You are free to choose your preferred working mode.WASHABLE& WATERPROOF: The jogging light is made of waterproof material, The battery case is removable when you want wash the belt. which can protect your mobile phone and other valuables from being affected by sweat and any weather conditions.LIGHTWEIGHT & ADJUSTABLE: The rechargeable battery is very light, lightweight, sturdy and durable, with elastic bands, The adjustable waist bag elastic is suitable compatible with all sizes, which is very soft and breathable.Colour: light blueMaterial: SpandexSize: about 26cm in length, 100cm in circumference, 4cm in width, 50-80cm in stretch rangePackage Contents:1 * Reflective beltOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.