The Laptop Power Supply is a replacement AC power supply for Notebooks up to 90 watts. With 5 endpieces compatible with Lenovo laptops, this power supply will help you out when you need it most.What's more annoying than breaking your laptop charger? The fear of not being able to find the right charger with the right endpiece...No need to panic, the charger automatically adapts to the power of your machine and protects against any risk of excess voltage.