A cellphone manufactured by Sharp and on sale in Japan features a built-in solar panel to recharge the phone's battery. Left in sunlight long enough, the battery will recharge to about 80 percent of capacity. Samsung and LG already have announced prototypes of solar-powered mobile phones, but those are not yet on the market.
Note: When you purchase something after clicking links in our articles, we may earn a small commission. Read our affiliate link policy for more details.
$10 eBay coupon for invited users
Save $50 on your order of $600 with Overstock promo code
Walmart promo code
$20 off $75+ orders with this Walmart coupon code
Target Promo Code
Up to 25% off sitewide - Target coupon
JCPenney coupon: Up to 75% off everything
QVC Promo Code
QVC coupon: $10 off sitewide