Sanyo Japan introduced a solar charger, this charger itself is called soila with a USB interface to connect the computer to charge the battery. The alkaline battery charger can be said on the 3rd charge, for the 1-2 battery is fully charged needs about 150 minutes or so, if it is three or more of the alkaline D5318 battery is required for more than 300 minutes, while a lithium ion battery is fully charged requires 6 days time. In addition, soila solar charger can also be connected to the computer through the USB interface to recharge the battery, from the above description can be seen, this so-called solar charger only light there is gimmick fills mainly through the USB interface charge.
soila shape size solar dell KD476 charger 160 × 180 × 70mm (width × depth × height) and weighs about 550g. Priced at 20,000 yen. Synthesis of the yuan at about 1320 or so far.