[POWER SPECS] Output: 5V-20V 3.25A 65Watt Max. AC Input: 110-240V 50-60Hz. The USB C Laptop Charger replacement for 45W 65W Lenovo usb c charger [Safety] We are a professional power adapter manufacturer with 10 years of experience. Our products are safe and reliable, certified by UL, and have multiple protections such as overvoltage, overcurrent, overheating, short circuit, and overload.