This is a 24V, 12A, brush / brushed controller. Voltage: 24V, Electric Current: 12±1A, Embedded Voltage: 21.5±1V. Case dimensions are 8.2cm x 4.7cm x 2.9cm (LxWxH). These types of controllers are commonly (though not exclusively) used for electric scooters, mobility scooters, dirt bikes, ATVs and other electric powersports or personal transportation products.