From Unofficial Stationeers Wiki
|Hydraulic Pipe Bender
|5g Copper Ingot, 20g Steel Ingot, 5g Nickel Ingot
A portable equivalent of hydroponic trays. It has four slots to grow plants. A liquid canister can be inserted to provide water.
The plants still need sunlight and a suitable atmosphere to grow.
Guide (Farming) provides additional info on how to setup farming with portable hydroponics.