Solar i-12K series from iceTECH is the most potent portable solar charger/battery in its class today. It is capable of voltage and current output on different pre-set levels. It can charge 99% of laptops, mobile phones, e-books (iPAD, Kindle, etc.) or USB interface digital products (MP3/MP4 players, etc.) which operation voltage is between: 3.5V and 20V. You can use SOLAR i-12K charger either to power up your devices under the sunshine directly, or you can use it to charge up your devices by using it as portable battery. SOLAR i-12K is a convenient tool to have with you while on a business trip, while traveling, during the fieldwork, etc. It is a highly durable, portable, environment-friendly and versatile product.