1. Touch the ellipse touch button with your thumb, no need to force.
2. The conductive material (such as automobile, human body, computer, iron railing, metal object, etc.) is used to discharge the conductive material on the head of the product, and the LCD screen pattern will be completely displayed during discharge.
(Note: If you want to verify whether the function of this product is effective, please contact ordinary TV screen or computer screen to check, when opening, shutting down more obvious.) Incorporate LCM module, drive liquid crystal display, no battery, long-term use.