Yes, Legion 5 Pro has two NVMe PCIe 3.0 2280 SSD slots, the second slot is empty and has a pre-installed heatsink with a thermal pad. (I installed Samsung 970 Evo 1TB
Lenovo Legion 5 Pro (R9000P) 16 inch R7-5800H 16GB Ram 512GB SSD RTX 3060 2.5k 165Hz, Computers & Tech, Laptops & Notebooks on Carousell