297 portable 4d ultrason products are offered for sale by suppliers on Alibaba.com, of which other ultrasonic & electronic equipment accounts for 24%, medical ultrasound instruments accounts for 9%.
A wide variety of portable 4d ultrason options are available to you, such as plastic, metal and acrylic.You can also choose from electrical, manual portable 4d ultrason,As well as from class ii, class i portable 4d ultrason, and whether portable 4d ultrason is gb15979-2002, mol, or gb/t18830-2009.