Infusion rate 1ml/h—1200ml/h (1ml/h step , input 016 when set the rate from 800 to 1200ml/h) Purge rate 100ml/h—1200ml/h(can be calibrated) Power source 100v—240v 50/60hz Internal rechargeable li battery volume≥1, 600mah 4 hours internal battery backup Alarms End of injection, occlusion, door open, bubbles in the tube, wrong setting, low battery, ac power pulled out etc Bubble detector Ultrasonic wave detector, detection sensitivity ≥25μl Operation environment Temperature +5—-+40 degree Relative humidity 20—-90% Kvo speed 1ml/h—5ml/h (1ml/h step) Infusion set brand Compatible with any brand Dimension 140mm (l)x 157mm (w)x 220mm (h) Weight 1.8kg