Each motor operates on 1.5 - 3 Volts (6,200 - 12,300 RPM) and comes with 12 inch (30cm) red and black lead wires with alligator clips for simple connections.
Specifications Voltage: 1.5 - 3V DC Starting Voltage: 1.5V DC RPM: 6,200 - 12,300 Shaft Diameter: 2mm