BEFORE YOU PLACE YOUR ORDER - To ensure optimal performance and prevent compatibility issues, it is necessary to use a USB-C cable equipped with an E-Mark chip and a power source that supports a wattage equal to or greater than that of the original laptop charger. Additionally, please note that this USB-C to DC adapter supports a voltage range of 18 to 20V. For compatibility inquiries, contact us with your device's exact model for personalized assistance. 100W PD USB TYPE-C TO DC POWER ADAPTER - A must-have accessory for anyone looking for a fast and convenient charging solution. This adapter is designed to provide reliable and efficient charging for your device. With a built-in PD and E-Mark intelligent chip, it automatically adjusts the current to ensure a stable and consistent charge for your notebook. Say goodbye to slow charging times and compatibility issues - upgrade your charging experience today with the NEXBERG 100W PD adapter.