This is a metal DC geared motor, 362:1 metal reducer. It has a small size and large torque. The maximum torque could arrive 7.5 kg.cm. It is stable and durable! Specification * Rated Voltage: 6 V * Operating Voltage Range 2~7.5V * Gear reduction ratio: 362:1 * Gearbox length: 27 mm * "D" shape shaft diameter: 4 mm * No-load speed: 20 RPM @ 6V * No-load current: 50 mA * Locked-rotor torque: 7.5 Kg.cm * Locked-rotor current: 0.6 A * Operating Temperature: -20～60℃ * Weight: 74 g Shipping List * Metal DC Geared Motor - 6V 20RPM 7.5Kg.cm x1 https://elecena.pl/product/22714765/metal-dc-geared-motor-6v-20rpm-7-5kg-cm-discontinued 2023-03-06 https://elecena.pl/product/22714765/metal-dc-geared-motor-6v-20rpm-7-5kg-cm-discontinued 2024-09-19