Spline: 25T
Torque: 399.96 oz.in @6v 
494 oz.in @7.4v
Waterproof: Yes
Signal: PWM
Pulse Width Range: 500-2500 usec
System: Digital
Thermal Protection:  >70 degrees 
Gear: Steel
Bearing Type: Dual ball bearing
Dimension : 55X20X43mm