... instrument 1.uesd for pigs 2.accurate and portable 3.high quality,long lifsapn Testing pregnant instrument for pigs ... Description:Ultrasound ScannerAccessories: stereo earphone,search head,teaching tapes,lubricant,and portable carry bag1. It can check whether the sow get pregnant ... pregnant after checking,we can grasp and forecast the next rut.and can save the fodder and improve the efficiency.3. The ...