Atomic Heart Where to find the key to get power for the elevator

Atomic Heart Where to find the key to get power for the elevator Gameplay on Gaming Laptop NItro 5 17.3 Gaming Laptop Nitro 5 17.3 Hardware: AMD Ryzen 7 6800H 4GHz OC Boost 24Gb DDR5 4800Mhz 12TB SSD Teralink RTX3050TI 4GB GDDR6 OC