Rechargeable Calculator,china Rechargeable Calculator manufacturer,custom-made Rechargeable Calculator

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Rechargeable Calculator
  • Rechargeable Calculator
  • Item Num.: R1G-2228
  • Payment: T/T, L/C , Negotiable
  • Description:
    This promotional 8 digit display calculator uses Faraday? Principle of Electromagnetic Energy to operate. A magnet moving by a copper wire produces an electric current that powers the calculator. Shak...
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