Designed to run for Prometium and back. A bit of prometium scence crafted on the way. And 12k back to home. Slow down if low rockets. Use 1,4GW power station, so you can add more laser turrets. Be fast cuz carry fresh eggs. But safety first! A lot of epic quality.
Updated. Faster start to produce lab bottles. More comfortable speed control. Five speeds can be set.
Upd2. Legendary inserters and beacons. Optimised prometium storage. Add more speed. Can handle 1k fresh eggs.