| 摘要 |
<p>Provided is a telescoping , mating, connecting, multifunctional charge-discharge storage battery in an O-shape or i-shape, comprising a USB connection plug or copper head connection plug (1), a storage battery housing (2), a lithium battery (3), a circuit board (4), a power switch (5), a built-in lamp holder connection socket (6), a charging display light (7), and a built-in USB port (8); the USB connection plug or copper head connection plug (1) is located at the rear end of the charge-discharge storage battery, and is capable of connecting to various lamp holders and the plug of a power supply connected thereto; the built-in lamp holder connection socket (6) is located at the front end of the charge-discharge storage battery, and is capable of connecting to various small electrical appliances equipped with sockets; and the built-in USB port (8) is located in the middle of the charge-discharge storage battery, and is capable of charging various small electrical appliances and other electrical appliances. The charge-discharge storage battery has wide-range of uses, can supply power for various small electrical appliances, and can extend power usage time via additional connection.</p> |
