答：Unused battery anode surface of water droplets...
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CR2032Lithium manganese Button batteries
Model：CR2032
Introduction：CR2032Lithium manganese Button batteries,mainly for the luminous gifts and toys, flashlights, watches, electronic watches, movement, electronic gifts, electronic calendar, ear hearing aids, calculators...。
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CR2025Lithium manganese Button batteries
Model：CR2025
Introduction：CR2025Lithium manganese Button batteries,mainly for the luminous gifts and toys, flashlights, watches, electronic watches, movement, electronic gifts, electronic calendar, ear hearing aids, calculators...。
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CR2016 Lithium manganese battery
Model：CR2016
Introduction：CR2016 Lithium manganese battery,mainly for the luminous gifts and toys, flashlights, watches, electronic watches, movement, electronic gifts, electronic calendar, ear hearing aids, calculators...。
CR1220Lithium manganese Button batteries
Model：CR1220
Introduction：CR1220Lithium manganese Button batteries,Mainly used for LED gifts toys, magnetic clasp, flashlights, watches, electronic watches, movement, electronic gifts, electronic calendar, ear hearing aids, calculators, instruments. Medical equipment, flashing lights, alarm ....
CR927Lithium manganese Button batteries
Model： CR927
Introduction：CR927Lithium manganese Button batteries,Mainly used for LED gifts toys, magnetic clasp, flashlights, watches, electronic watches, movement, electronic gifts, electronic calendar, ear hearing aids, calculators, instruments. Medical equipment, flashing lights, alarm system...