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Features: USB input 5V2A, CR2032 fake battery output 3V1A, can replace one CR2032 3V battery. CR2032 Dummy Battery Output: 3V1A. Black wire negative electrode, while the other color wire is positive electrode, easy to operate.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.