vibration motor Y0408E specification Y0408ERated Vol.(V)3Starting Vol.(V)2.0 MaxRated Current(mA)90 MaxRated Speed(rpm)19000+/-2000Stall Current(mA)110 MaxOperating Vol.(V)2.0-3.6Dimension(Length*Width*Height)12.2*5.0*5.2mm We are ISO9001, ISO14001, QC080000 qualified manufacturer. Our customers include MOTOROLA,LENOVO, BYD, FOXCONN, HUAWEI, SONY ERICSSON