Features:Fashionable and avant-garde style,light quality,comfortable and convenient to use.Cool white lighting in the front and red lighting in the back.Long iradiation range, 8 red LED light beam can be fullyiradiated running in frontof the body 0-20MLighting modes:high beam/low beam/strobe.IP65 waterproof,safer in water for when running in the rain.Flexible strap,adjustable length,comfortable wearing,suitable for most people withdifferent body shape.USB charging only 5 hours (can connect to external battery) ,more than 5 hoursworking time.Multi-purpose use: Only suitable for running,walking,jogging,etc. (not suitableforriding) .Charging Instructions:There are 5pcs red LED indicator light under the triangle lightto show the battery capacity. When there is just 1pcs LEDlighting means you need to charge the light,during charging,5pcs LEDs light up means charging is finished.Specification:Type Night Running LightMaterial PlasticQuantity 1pcsItem Color BlackLED Light 8 Red LED+1 Cool white LEDLight Mode High beam/low bea/strobeLuminous Flux. 250LM/90LM/180LMBeam Angle 120 degreesCharging TimeAbout5hWorking Time 2-5hWaterproof Rating IPX65Front Light Size 9*10*2. 2cm/3. 5*3. 9*0. 9" (L*WH)Back Light Size 7. 1*11. 7*1. 7m/2. 8*4. 6*0. 8" (L*W*H)Net weight 0. 16kg/5. 60z*Product outer packaging may be different from the picture.