... unique design of drop sensorBolus Function ModelJAS-1200JAS-XBPumping typePeristaltic finger pumpIV setStandard IV set (15,20 drops/ml),or micro ... malfunctions: Low battery,damage battery,abnormal drip detector,abnormal peristaltic finger pump.Occlusion limited pressureHigh,middle and low Alarm soundHigh,middle ...