Dual channel microsyringe pump: available in benchtop and vertical type. Can hold syringe: 1ml~150ml (diameter less than 42mm) x 2 mm speed range: continuously adjustable under different speed units, millimeters per second (0.01mm/s~2.50mm/s), millimeters per minute (0.01mm/m~150mm/m), millimeters per hour (0.01mm/h~99.99mm/h). mL speed range: continuously adjustable under different speed units, milliliters per second (0.01mL/s~1.00mL/s), milliliters per minute (0.01mL/m~60.00mL/m), milliliters per hour (0.01mL/h~99.99mL/h).// There are improvements here, and the baby description is explained at the end. Time setting: 1 second ~ 99 hours; Working mode: manual control, timing work, communication control Device working power: 12V3A Adapter power supply: 100~240V/50Hz Slider stroke: 160mm Single turn lead: 1mm Size: 310mm*130mm*130mm Weight: 2.5KG Packing list: Syringe pump×1 controller×1 power adapter×1 In addition to the distance mm unit, the controller also contains the size of the syringe of 1, 2, 5, 10, 20, 30, 50 ml, and the speed unit is automatically switched to ml ml after selection.