... setting model.Alarm fuctions: Occlusion, syringe empty, near empty, low battery, target volum completed, syringe loose, operation error.KVO function: After injection ... : 1-999.9ml*Occlusion limited pressure: High, Middle and flow*Alarm sound: High, middle and low*Purge: 50ml: 1800ml/h, 20ml ... details, pls feel free to contact us. Micro syringe pump with bolus function and unique LCD screen