Tags murah Hi Target HD380 Dual Frequecy Echosounder

Convenience Automatically measure range shift gear combined with manual shift Digital image process technology, waterfall image display and record, can replay and print innovative portable design, more beautiful and lighter 1024x768dpi high resolution and brightness screen can be clearly seen in the sunlight Specification Working frequency: High frequency 100-750KHz ( adjustable) , low frequency 10-50KHz… selengkapnya