PH-MG90S-9G
Mini Size: this MG90s micro servo motor measures about 0.9 x 0.48 x 1.12 inches/ 2.28 x 1.22 x 2.85 cm
Stall torque: 1.8 kg/cm (4.8V), 2.2kg/cm(6.0V);
Operating voltage: 4.8V to 6.0V
Temperature range: 0 to +55 degrees Celsius
Dead band width: 5 microseconds;