Along with the global popularization of iPhone 5S, problems of insufficient power capacity are unavoidable when users experience its benefit. The original mobile phone chargers normally come in big sizes and also with the restriction of cables. Instant Super Shell integrated the charging battery in the mobile phone shell nicely. It is small in size, and has the smooth touch and soft edges, which are for easy assemble with the phone. The rough surface of the soft edges also makes it anti slip. The bright multicolor design fits the definition of youth of young people.