Efficient

Efficient is a trait chip in The Sims 3: Into the Future. It requires level 9 or higher Bot Building skill to be built.

In-game description
''Transform your simple domestic Plumbot into a breathtakingly efficient dynamo! No matter the task, your Bot will excel at it.''
 * Increased performance in professional settings and Bot Competitions.
 * Faster Skill learning and superior Harvesting results.
 * Longer Battery life and decreased Maintenance needs.

Required components

 * Thermo nanite
 * Two medium processors
 * One large processor

Player notes

 * Plumbots with the efficient trait chip perform at maximum career performance regardless of the career's requirements.

Premade Efficient plumbots
Drox, Model U, Robota, ToB3