The product is a 70W digital display car charger. It has dual PD output ports and provides fast charging for 2 devices simultaneously. The PD3.0, QC3.0, PPS, Samsung AFC and Huawei FCP superfast charge protocols are supported. It is designed with an LED digital display to monitor car battery voltage in real time. With smart recognition chip and proper current distribution, the product is harmless to your phone and car. Its fire-retardant PC material ensures a safer charging with less heat.