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    High Strength 21700 Battery Box Reconfigurable Series Parallel Setups for Engineers and Outdoor Equipment Outdoor Equipment Battery Holder(Section 2)

    $8.49

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    About this item

  • For storage convenience, the battery box on the device serves as a battery holder
  • Widely compatibility design, the 21700 battery box can connection in series and parallel, suitable for various battery configurations
  • Suitable for circuit board, electric toy, digital photo frame, electronic calendars, and other digital products
  • Using high-strength to ensuring long time use without easy damage
  • Through flexible series and parallel connection, users can freely combine batteries according to their needs to meet different requirements