... MID, cellphone, MP3,GPS and similar devices. Small size, light weight and portable.Datasheet: Product NameMobile power bankColorBlue, green, ... 40°CStorage Temperature-10°C ~ 50°CVolume23*71*136mmWeight332gBattery indicator1 light ,0-25% 2 lights ,25%--50% 3 lights ,50 ... surface shell with stainless steel bottom shell.3 ultrathin 7.5MM, standard USB output. power bank for tablet pc with LED light