Released March 2021, this model features lidar, a gravity-fed vibrating mop pad, and mop pad lifting using an ultrasonic carpet detector.
Cliff sensor
Laser Distance Sensor
Roborock S7: Teardown
These are some common tools used to work on this device. You might not need every tool for every procedure.
FixHub | Power Series Smart Soldering Iron
Jimmy
6-in-1 Screwdriver
Phillips #1 Screwdriver
Tweezers
Phillips #00 Screwdriver