The 0B47030 Lenovo ThinkPad AC 45W Power Adapter is a high-quality power adapter designed specifically for Lenovo ThinkPad laptops. With its 45 watt power output, it provides efficient charging for your device. Its compact and lightweight design makes it easy to carry and store, making it perfect for users who are constantly on the move. The adapter also features built-in safety features to protect against overcharging and overheating. Overall, the 0B47030 Lenovo ThinkPad AC 45W Power Adapter is a reliable and convenient power adapter for Lenovo ThinkPad users.