Sepecification: 1) Rated voltage:DC 3.0V 2) Operating voltage:DC 2.0 3.7V 3) Current consumed:90mA Max 4) Rated speed:13,000±3000rpm 5) Operating environmental/Temperature: -20 70 Humidity: 10 90%R.H. 6) Direction of ritation:CW/CCW 7) Rated load:with a balance weight (R2.25×3.0)/ R2.25×3.0) 8) Ambient temperature:20±2 9) Relative humidity:65±5% 10) Storage temperature:-40 80 11) Relative humidity:5% 95%(No condensation of moisture) Use: SY-4BT-13-P vibration motor to be used for cellular phone and other handy communication tools micro motor, vibration motor, electric motor