The HP 90W Smart AC Adapter is a reliable power supply solution designed for compatible HP laptops and devices requiring 90 watts of power. This adapter features intelligent charging technology that automatically adjusts power delivery based on the connected device's requirements, helping to optimize battery health and charging efficiency. With a compact design measuring approximately 10.5 cm in length, 4.5 cm in width, and 2.5 cm in height, and weighing approximately 250 g, this adapter is portable and convenient for travel or office use. The adapter operates with an input voltage range of 100-240 V AC at 50-60 Hz, making it suitable for international use, and delivers a stable DC output of 19.5 V at 4.62 A. It includes a standard AC power cord and features built-in safety protections such as over-voltage protection, over-current protection, and short-circuit protection to ensure safe operation. The durable construction with reinforced connectors and high-quality materials provides long-term reliability. This adapter is compatible with various HP laptop models that require 90W power input, though users should verify specific model compatibility. The smart charging technology helps prevent overcharging and supports efficient power management. The adapter maintains optimal operating temperatures through effective heat dissipation design. For users seeking a replacement or additional power adapter for their HP devices, this 90W Smart AC Adapter offers consistent performance and compatibility with the convenience of intelligent power management features.