VEVOR DM306 Instrucciones Originales página 7

Product Key function description：
Figure2
Figure1
Figure3
①display screen
②Power/ calibration Button, used to turn device on/off by
pressing for 3 seconds or to calibrate the device by double
pressing
③air hole of back
④battery cover of back
⑤foot pads
⑥side air flow holes
⑦USB charging port
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