Quality to start with, Honesty as base, Sincere company and mutual profit is our idea, as a way to build constantly and pursue the excellence for Index Finger Pulse, Portable Finger Pulse Oximeter, Medical Oximeter, Arduino Spo2 Pulse Oximeter And Heart Rate Sensor,Wrist Type Pulse Oximeter. Now we have experienced manufacturing facilities with extra than 100 employees. So we could guarantee short lead time and high quality assurance. The product will supply to all over the world, such as Europe, America, Australia,Lisbon, Swaziland,United Kingdom, Riyadh.Each product is carefully made, it will make you satisfied. Our products in the production process have got strictly monitored, because it is only to provide you the best quality, we will feel confident. High production costs but low prices for our long-term cooperation. You can have a variety choices and the value of all types are same reliable. If you have any question, do not hesitate to ask us.