Variable speed peristaltic pump BT300M Flow rates:0.007~1140mL/min Speed:0.1 ... YZ1515x,YZ2515x,DG-1 and DG-2 four kinds of pump heads, with flow rate from 0.007-1140mL/min. Flow ... via changing the tube and material Functions and features1.applicable pump heads: YZ1515x,YZ2515x,DG-1 ,DG-22.two ways of ...