Solar watch is one of our patent products,it never need of changing battery.Any light can make it work.Because of its function of energy reserve, it can continuously walk for 3-6 months even in dark condition after properly recharged.It is packed in a beautiful gift box.In last year we have exported more than 50,000pcs to France and other European countries. We are also prepared to manufacture watches according to customers'own trade markes or brand names. For details,please contact us.