Here are the specifications.
Built-in dual USB 5V
charging port, allows you charging USB device through any cigarette lighter
socket or wall plug
Status LED shows you when the car or wall plug is
providing power
Built-in fuse
Dimension: 120 x 52 x 45mm
(approx.)
Weight: 100g
The Car + Wall Plug USB Power Charger is available
$12 from USB
Geek.