The HP 280W external power supply is a reliable power unit designed for HP laptops and compatible devices. It delivers 280 watts of stable output power for efficient charging and operation. The power supply features a black, durable plastic casing with dimensions of approximately 15 cm in length, 7 cm in width, and 3 cm in height, weighing around 400 g for easy portability. It includes a standard power cable and a DC output connector, supporting 100-240 V AC input and 19.5 V DC output, allowing for use in various regions. Designed for safety and longevity, it incorporates over-voltage, over-current, and short-circuit protection to safeguard your devices. The power supply operates within a temperature range of 0 °C to 40 °C, making it ideal for home, office, or travel use, providing consistent performance without overheating. As a successor to earlier HP power supplies, it meets high standards for compatibility and performance, ensuring reliable power for extended use. Its unisex design appeals to adults seeking a dependable power solution and is backed by HP's reputation for quality in electronic accessories. It is intended for general battery charging and may require a compatibility check with devices before use.