| 摘要 |
A wrist-mountable portable electronic device 1 comprises an electronic device 3 which is incorporated into a housing 2 and a strap 5, coupled to the housing and configured to retain the wrist-mountable portable electronic device on the wrist of a user. The strap incorporates at least one fuel cell 30 coupled to provide power to the portable electronic device. The portable electronic device may be a watch or a personal communication device or a personal health and/or activity monitor. The strap may further include an integral fuel source 33 coupled to the at least one fuel cell, and the fuel source may be a replaceable cartridge. The integral fuel source may comprise a first reactant in a first compartment and a second reactant in a second compartment, with a delivery mechanism to combine the reactants. |
