8.4V1.2A 1.8m DC port heating vibration power adapter (100-240V) U.S. regulations One point and two DC lines

8.4V1.2A 1.8m DC port heating vibration power adapterColor: black; length: 1.8 meters; power input: 100-240V; output: 8.4V 1.2A power adapterInterface: DC port caliber: inner diameter -2.1mm. Outer diameter 3.5mm; suitable scene: suitable for various heating and vibration products using 8.4V 1.2A power supply DC port 1.8m U.S. standard one point two adapter * 1