For veterinary use only 1). accept 1ml,5ml,10ml syringe, can recognize the size of syringe automatically 2). 1ml syringe: 0.1~10ml/h;  5 ml syringe: 0.1~50ml/h;  10ml syringe: 0.1~100ml/h  3). injection increment:0.1ml/h 4). bolus function 5). alarm function: near,over,occlusion,low battery, internal malfunction 6). rechargeable lithum polymer battery, can last for 4 hours