A good swervo lasts a long time. I have 20 year old ones still performing as new. Spend the extra, it's well worth it in the long run. Lots of great swervos out to choose from. One CRITICAL aspect is choosing a swervo that works well with your radio and esc. Let us know what you have. For example using a savox swervo with a spektrun radio is problematic and not recommended.