• All in one, car and wall charger
  
• Universal smart circuitry will automatically determine the voltage used in your given area (100 to 240 volts AC)
  
• Built in surge protection to insure a safe charge to your device
  
• Researched to function with a JAVOSync, but will work with any other USB cable

 (TREO users, will not work with own USB cable, must purchase JAVOSync along with MetaCharger in order to charge TREO device)

• Provides feedback on charging status, [red] or [blinking light] charging, [green] fully charged
  
• Sleek and smooth, designed with durability in mind
  
• Wall charger head flips in for protection during travel, car charger is covered with a cap (included)
  
• Miniature construction, small and light to carry

MetaCharger is a new innovative charger which remedies the problem of carrying multiple chargers!  It allows you the ability to charge your device whether you are in a car, at home or at the office.  The MetaCharger combines the wall charger and car charger to provide an all in one solution for your handheld device.  Rich in innovative features, small form factor and easy to use, MetaCharger is a divining addition when traveling with your handheld device!

• AC Wall Input: 100V-240V AC , 50-60 Hz 0.1A 5VA
  
  
• Car Input: 12V-24V DC
  
  
• Output: 5.3V DC 0.5A

"...The JAVOMeta charger definitely reduces the clutter of having multiple charging devices..."

Full Review:  http://mytreo.net/archives/2006/09/javometa-charger-for-the-road.html (Review based on a Treo device.)