Portable USB card reading universal charger
A card reader and card reading technology, applied in the direction of current collectors, secondary battery charging/discharging, instruments, etc., can solve the problem of single function of universal chargers, improve applicability and versatility, and facilitate polarity conversion , to ensure the effect of continuity
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[0018] The invention provides a portable universal charger with a USB card reader connector. The invention has the advantages of breaking through the single charging function of the existing charger, and can automatically switch the polarity of the charged battery. The USB interface is equipped with a universal charging function, card reading, information transmission and storage functions. Lightweight and exquisite, easy to carry.
[0019] Such as figure 1 Shown is the visual appearance of the USB card reader universal charger in the non-charging state, including the main view of the product figure 1 b. Rear view figure 1 d. Left view figure 1 c. Right view figure 1 a. Three-dimensional figure 1 g and 1h, looking up figure 1 e and looking down figure 1 f. The three-dimensional view is a front oblique view and a reverse oblique view of the USB card reader connector in a non-charging state.
[0020] Such as figure 2 Shown are the six views of the USB card reader univ...
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Abstract
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