| http://www.w3.org/ns/prov#value | - Referring to the drawings, more particularly to FIG. 1, the reference numeral 1 designates an electric battery or cell, 2 a time standard signal generating block, 3 a time keeping block, 4 a control block for performing time adjustment and other operations, 5 a liquid crystal display element energizing block, 6 a liquid crystal display block, 40 a power consumption detecting block and 41 a block f
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