LEAD-2 peristaltic pump is an accurate flow rate pump. Its acceptable pump heads are 15-48, 15-88, 15-24 and 15-44. 2. 4 and 8 channels are available. It offers flow rates of 0.001-300ml/min (single channel). It has flow rate and speed adjusting function. LEAD-2 has other functions like start/stop, cw/ccw, prime (fast filling and empting), flow rate calivration, tubing selection, RS485 communication and remote control, ect.