Motor weight: 215 gramsVoltage range: 6V~18v6V: 6200 rpm, no-load current 0.65A, locked-rotor current 6A12v: 14600 rpm, no-load current 1A, locked-rotor current is very large18v: 23560 revolutions per minute, no-load current 1.2A, locked-rotor current is very largeNotes:The size is manually measured, there is a little error, please refer to the actual product.Due to differences in monitors, as well as shooting light reasons, there may be color in pictures.