fischertechnik Motor Set XM High-performance geared motor in a compact plastic casing with numerous possibilities for attachments. With many toothed gears, axles, and gearbox parts. 45 Individual parts‚  Performance data: Voltage 9V, max. output 3.0 W at about 340 RPM....

fischertechnik Motor Set XS Small, compact geared motor in a plastic casing with numerous attachment and connection possibilities. With many toothed gears, axles, drive gears, and a safety battery tray with a pole-reversing switch. Technical Data: 9V, max 1 W...