Technical data: Voltage: Operating range (V): 6.0-12.0 Rated (V): 6.0 No-load: Speed (RPM): 23 Current (A): 0.025 Maximum efficiency: Speed (RPM): 18 Current (A): 0.099 Torque (kg/cm): 0.866 Output (W): 0.160 Efficiency (%): 27.0 Stall torque (kg/cm): 4.2