This product uses electronic chip board, metal ice shell, light and abrasion resistance, high voltage arc, safe and stable, for the safety and energy saving, product design ignition cover swing gravity sensing function, if you want cigarette lighter swing swing, perfect design, full of USB charging design, energy-saving environmental protection, cool color, more choices, each color has a different drop for a variety of occasions for use; exquisite technology, the rational use of energy-saving, energy-saving and environmental protection, Ergonomics.