L298P Shield is a two-way DC motor drive shield with L298P as the core.
The green terminal blocks on the shield are connected to VIN GND of UNO R3; simply power the board via terminal blocks or DC jack on the UNO R3. The max voltage supply should be DC18V.
The shield comes with soldering pad.You can solder your own electronic components and design various prototype circuits.
It also comes with a DIP switch for power control, simple to use.