A used Servo Motor with an attached encoder. High Torque motor with 18 inch wire 200 Steps per Rev.
The B3 Compact charger is a very simple to use charger for 7.4 2S and 11.1 3S battery packs. No need for additional power supplies or 12v batteries as this little unit has its own built in power supply that can be powered with 100-240v.
YDLIDAR X4 LIDAR - 360-degree two-dimensional 10 meter laser range scanner (LIDAR).