Fraser TOWERPRO SG90 9G Servos, 19.5CM red, yellow, gray line

1 Weight: 9g 
2. Dimensions: 23x12.2x29mm

3 no-load operation speed: 0.12 seconds / 60 degrees (4.8V); 0.10 sec / 60 degrees (6.0V) 
4. Torque: 1.6kg · cm (4.8V) 
5. Operating temperature: -30 to +60 degrees Celsius 
6 the dead zone setting: 5 microseconds 
7. Operating voltage: 3.5V ~ 6V 
8. Accessories: three functions rudder angle, screws, wire length 25CM