1.small order is acceptable 2.resonable price &high quality 3.instant online service 1.Material:TPU,ABS,2.Size:70x65mm,5mm thickness3.LED light:red,orange,yellow,green, blue,white4.Flashing Mode:constant light,fast flash,slow flash(button control)5.Battery:3PCS cell battery6.Btter life:60-80hours,keep using for 2-3months. 7. Usage:outdoor sports, night running, large festival evening party, ...