IntroductionThis is a micro servo from Towerpro. It only weights 41g and provides a 6.5kg.cm torque.Specification:1.Stall torque: 5.2kg cm(4.8v) 6.5kg cm(6.0v)2.Operating speed: 0.20sec/60degree(4.8v) 0.16sec/60degree(6.0v)3.Operating voltage: 4.8V~6.0V4.Dead band width: 4ms5.Dimension: 41mmX20mmX38mm6.Weight: 41g