... , MID, cellphone, MP3,GPS and similar devices. Small size, light weight and portable.Datasheet: Product NameMobile power bankColorBlue, green, cherry ... ~ 40°CStorage Temperature-10°C ~ 50°CVolume23*63*97mmWeight173gBattery indicator1 light ,0-25% 2 lights ,25%--50% 3 lights ,50%-- ... depend your choiceAfter-sale service:12 month quality warranty,if there is any quality issue in our battery,we can send ...