BLR-4311QC is a common used SMD vibration motor; our price is competitive because we are a manufacturer, not an agent or trader. Excessive heat can damage the motor, so please be sure to follow the reflow oven temperature profile found in the motor data sheet. You can click the button on the right to get the datasheet. Besides, a different type of FPC can be customised for this motor. For the price, Pls contact us freely for detail quotation which depends on the volume.