Universal compatibility Compatible with a wide range of devices including USB P D laptops, smartphones, tablets and more. This charging module meets diverse user needs. Safe and reliable performance Designed with user safety in mind, it provides reliable operation that can help prevent overheating, short circuits, overvoltage and overcurrent issues. Simple installation Easy to install, suitable for users who are not tech savvy. Wide range of voltage output Provides fixed voltage outputs of 5V, 9V, 12V, 15V and 20V to support a broad array of devices. Use scenarios On the move, you can charge a USB P D laptop at 20V to continue working while traveling. In home or office setups, you can power a smartphone or tablet at compatible voltages such as 5V, 9V, 12V or 15V. When connecting different devices, you can select the appropriate output voltage from 5V to 20V to match each device requirement.