Wallet with calculator
A calculator and wallet technology, applied in the field of instruments for calculating the exchange rate of domestic and foreign currencies, can solve problems such as investment and financial management, currency exchange difficulties, etc.
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[0008] Referring to the accompanying drawings, the present invention consists of a wallet 1 and a calculator 2 connected to the wallet 1. The material of the wallet 1 can be made of leather, plastics and textiles, the computer 2 is powered by ultra-thin light energy, and the buttons are sealed tact switches. Calculator 2 can be fixed on the inner or outer side of wallet 1, and can also be connected with wallet 1 leaflet. The invention made in this way, people no longer carry wallets and calculators when traveling, which greatly reduces the burden of too many items that people carry when traveling, and also greatly facilitates investment and financial management and exchange rate conversion, which is in line with modern life The characteristics of fast pace and high efficiency.
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