1. Classic and portable design. 2. Metal material housing. 3. Real capacity. 4. Different colors to you for choosen 1. Capacity: 2400 mAh2.Input: 5 V DC / 800 mA3.Output: 5 V DC / 1000 mA4.Size: 93.5 x21.5 x20mm5.Weight:60 g6.colors: black/ silver/blue/ yellow/ red/purple7. Compatible mp4,mp5,psp,bluetooth,iphone,other cell phone,digital camera. Power Bank