This product is a upgrade, with more advanced technology, and solves the defects of products with the same functions on the market. This product is compatible with more and more extensive PMIC models, and has more accurate data adjustment. This product is compatible with PMIC-adjusted models on the market. Up to 90 models and more than 90 models. During the repair of LCD panel: If there is a defect in the repaired panel: VGH: The voltage magnitude changes the horizontal line. VGL voltage change abnormal color can help you repair the panel, but it cannot be guaranteed to be 100%. It is determined according to the different damage levels of the fault, and the repair panel is. Reduce the voltage and increase the service life of the start screen. This product is compatible with PMIC-adjusted models on the market. During the repair of LCD panel: If there is a defect in the repaired panel: VGH: The voltage magnitude changes the horizontal line. VGL voltage change abnormal color can help you repair the panel, but it cannot be guaranteed to be 100%. It is determined according to the different damage levels of the fault, and the repair panel is. Reduce the voltage and increase the service life of the start screen. Color: As Shown Material: Metal+Plastic Package Contents: Package included:1SET X Tcon Vgh Vgl Vcom Voltage Regulation Programmer Logic Board Tool