Variable speed peristaltic pump BT300M Flow rates:0.007~1140mL/min Speed:0.1 to 300 rpm, reversible Speed precision:0.1 rpm Product IntroductionThis product can be installed by YZ1515x,YZ2515x,DG-1 and DG-2 four kinds of pump heads, with flow rate from 0.007-1140mL/min. Flow speeds can be adjusted either by hand through switching knobs, instead of the traditional way of membrane keypad, which ...