USB to 3V CR2032 Dummy Battery Charging Cable with Switches Repalce CR2032 3V Battery for CR2032 Powered Devices

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Product description

  • USB input 5V2A, CR2032 fake battery output 3V1A, can replace one CR2032 3V battery.
  • Suitable for CR2032 3V power supply product, without frequent battery replacement, saving money and environmental protections.
  • It can be powered by USB mobile power supply, USB charger, computer, etc.
  • 100cm cable length with power switches, small size, light weight, and easy to carry.

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