Variable speed peristaltic pump BT100K Flow rates:0.007~380mL/min Speed:0 ... installed by YZ1515x,YZ2515x,DG-1 and DG-2 four kinds of pump heads, with flow rate from 0.007-380mL/ ... care via changing the tube and materialFunctions and features1.applicable pump heads: YZ1515x,YZ2515x,DG-1 ,DG-22.two ways ... rate7.not suitable when used in the open airThis pump also can work with Foot padel and timer,it' ...