This product adopts a folding design, fast charging and high-speed conversion. The double-coil design has a wide range of sensing range. There is no pressure to unlock the new position in the vertical position. The heat sink and the exhaust vents can quickly achieve the heat dissipation effect. The electromagnetic field protection does not interfere with the charging effect of the mobile power source due to the external magnetic field. Office workers are free from borrowing data lines, silent fans, silent and not disturbing.