Highlights: Compatible with Apple iPhone 4, iPhone 3G/3GS & all models of iPod This battery pack is made in piano black with high quality housing Comes with a level button to check the power levels (4 LED indicators) Portable & easy to carry Charged by AC adapter or PC/ Laptop's USB (Universal Serial Bus) port Perfect for travels & business trips Specification: Weight: 0.06kg Dimension: 6.7x 6.2x 1.5cm Capacity: