The Swiss company Wyon AG based in Appenzell is a leader in the technology of small and very small sizes of chargeable lithium/ion batteries. We can thus offer you a battery solution that is specially adapted to your product. THE CUSTOMER VALUE IS IN THE CENTER! We develop and produce customer-specific designs for the very highest standards of quality. Development is carried out in close cooperation with our customers and partners. Our many years of experience is used and appreciated in fields with the highest requirements, such as medical and security technology. The batteries developed by Wyon AG are characterised above all by the following characteristics: -battery solution adapted to your end product (not a standard battery) -special design possible, with curving shapes (rectangular or round shape not obligatory) -very high quality standard with 100% testing -weight reduction due to patented plastic housing -high cycle durability -low self-discharge