1. Flow rates peristaltic pump 2. BT100K/YZ1515x, 0.035-380ml/min 3. Silicone and Tygon tubing 4. Step motor Flow rates precision peristaltic pumpIt has flow rates calibration ... is very safe and reliable.5. Acceptable pump heads for YZ1515x, YZ2515x, DG-1, DG-2, DG-4, DG-6, DG-8, DG-12.6. Pulse rotary encoded switch ...