This item is used in an Assembler to build Drones, which are kind of to robots what microcontrollers are to computers. They are more limited, specialized versions. In this case they also have some additional functionality, though: they move differently (because they are entities) and have other options for interacting with the world, too, such as via using the Leash Upgrade.
The Drone Case (Tier 1) is crafted using the following recipe:
The Drone Case (Tier 2) is crafted using the following recipe:
|Items||Components||Debug Card - Data Card - Graphics Card - Internet Card - Linked Card - Network Card - Redstone Card - Wireless Network Card|
|Storage Devices||Floppy Disk - EEPROM - Hard Disk Drive - Memory|
|Upgrades||Angel Upgrade - Battery Upgrade - Chunkloader Upgrade - Crafting Upgrade - Database Upgrade - Experience Upgrade - Generator Upgrade - Hover Upgrade - Inventory Controller Upgrade - Inventory Upgrade - Leash Upgrade - Navigation Upgrade - Piston Upgrade - Sign I/O Upgrade - Solar Generator Upgrade - Tank Upgrade - Tank Controller Upgrade - Tractor Beam Upgrade - World Sensor Upgrade|
|Containers||Card Container - Upgrade Container - Disk Drive|
|Others||Analyzer - Texture Picker - Component Bus - CPU - APU - Drone Case - Manual - Microcontroller Case - Nanomachines - Remote Terminal - Terminal Server - Server - Tablet Case - Tablet - Crafting Materials - Ink Cartridge - Scrench - Hover Boots - Grog - Loot Disks|