https://www.futureelectronics.com/resources/featured-products/eaton-kw-kvw-kr-kvr-coin-cell-supercapacitors . Eaton’s coin cell supercapacitors are engineered for reliability and power, boasting ultra-high capacitance energy storage. These devices utilize electric double-layer capacitor (EDLC) construction. They can serve as standalone energy storage or complement batteries to optimize cost, lifetime, and runtime.
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