====== Robot revisions ======

The first EVO Cleaner was installed 2017. Since then the robot has been updated according to the revision history below.


===== Models history =====

  * 2018: 4G router enabling notifications, cloud backup, software upgrades and remote support
  * 2019: pressure sensor enabling alarms for e.g. missing water pressure
  * 2020: Wi-Fi capability
  * 2021: narrow aisle package ([[:parts:corner_wheels|corner wheels]] option, finer guidance wheel setting, more flexible marker sensor arm)
  * 2023: new display, handle bars and wheel hubs
  * 2024: new hose reel motor