This USB power adapter is of high quality and reliability, specifically engineered for the Raspberry Pi 4. It delivers a stable 5V@3A output to ensure optimal performance of your Raspberry Pi 4 board. Given that the power interface for the Raspberry Pi 4 differs from previous models, we include a compatible Type-C cable for your ease of use. All product components undergo rigorous testing and are CE certified. Additionally, the adapter features over-current protection for safe usage.