This is a 4.8-46V, 2A Dual Motor Controller the latest revision of DFRobot's
DC Motor Controller. Its performance has been greatly improved, featuring a
larger heatsink capable of handling higher currents.
The module uses, LGS's outstanding high-power motor driver chip, the L298N
which makes very easy to control.
The chip allows for direct drive of two bi-directional DC motors, and
incorporates high-speed short diodes for protection. Drive current up to 2A per
motor output. The driver uses a broad-brush design to reduce wire resistance.