This USB 2.0 compliant 4-port hub doubles as a solar charger. Six included adapters allows you to charge just about any cell phone, MP3 player or other digital product available.

This solar charger can be recharged through direct sunlight, AC power or car power. It is convenient for you to take along with when you are out on business, on travel, on a long journey on bus or ship, etc. It is a portable, environmentally-friendly, lightweight, durable and versatile solar charging product.

Features:

• Portable and convenient power back up for your devices
• Use the sunlight to charge your mobile phones, PDAs, MP3 players, MP4 players, PSP or NDS Lite
• Built-in lithium battery can be recharged by sunlight, AC power and stored
• USB 2.0 4-Port hub
• Fully compliant with USB 2.0 specification
• Backwards compatible with USB 1.1
• Plug and play
• Supports Windows 2000/XP/Vista, Mac OSX and Linux
• Dimension: 64 x 64 x 16mm (approx.)
• Weight: 54g

The USB Solar Charging 4-Port Hub is available over at the USB Brando website for $20.