Material ABS+PP+ electronic components 。 Battery voltage: 3.7V/1200mA. nput voltage/current: DC5V/600MA. Output power (MAX) : 3W. The machine is full of electricity for about 3.5 to 4 hours. Plug in the USB cable, the red light is always on when charging, full of red light, blue light is bright. Click on the first gear, blue light to light up, for low, press again for middle, again press for high, and finally press the shutdown. NO Adapter just have USB cableColour: White/BlueCountry of Origin: ChinaModel Number: NG0028Product Length: 9.3 cmProduct Height: 4 cmProduct Width/Depth: 22 cmProduct Weight: 0.185Product Weight unit: kilogramNumber of Pieces: 2
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