ITEM NAME:Multi-Function Stepping Intelligent Supply Micro-Motor S8M4 Multi-Function Stepping Intelligent Supply Micro-Motor S8M4 Multi-function stepping intelligent supply micro-motor Dc Resistance: 200Ω ±7% (25C) Insulation Resistance: more than the10Mω (500V) Dielectric Strength: 600V Ac/1Ma /1S Insulation Grade: A Temperature Rise: Less than40K (120Hz) Noise: Less than40Db (120Hz, No Load, 10Cm) 100% brand new Colour:As shown Material:ABS Size:2.5*2cm Package Contents: 5* Micro-motor