2835 cool white 0.2W
Single chip microcomputer STM32L151CCU6
The cooling and heating fan circuit is shown in the figure. Cooling and heating fan, including the outer casing, fan casing, exhaust vent, fan and motor, and heating parts. There is also an air suction port on the fan shell, and an infusion felt is arranged behind the air inlet. The upper cover of the infusion felt is provided with an ice box, and the bottom of the infusion felt is provided with a collecting tank, and the collecting hole is provided with a drainage hole.
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