| 摘要 |
A multi-functional thermoelectric cooling and warming device comprises a receiving box; a DC power input end extended with a DC power wire; an AC power output end for outputting AC power converted from the DC power input end so as to supply AC power to an external device; a switch for selecting a cooling operation mode or a warming operating mode. The DC power input end of the receiving box is connected to a battery through the power wire. The DC power input end is directly connected to the receiving box or is plugged into the receiving box. The AC power output end is connected to an external device. The switch has three operation modes which are cooling mode, warming mode and off mode. LED lamps are installed beside the switch for showing the operation modes.
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