The max. output torque of BT100-1L drive is 2 N.m. Multi- pump heads are available. The pump delivers flow rates from 0.05 to 500 mL/min. 128 x 64 graphic LCD displays running menus and parameters setting menus. The flow rate and the speed (rpm) can be displayed in the same screen. The display interface is friendly. It has flow rate calibration function to make the flow rate more accurate. It has many control modes. The external control can be realized through standard external interface or RS485 communication interface.