Most of the websites offer quite pricey and of course I wanted to find the best with resonable price for him. At last i find this concord's website which offer huge selection of oximeters and of course much cheaper compared to the other websites. Concord is a health supply company suppling many different hospital products. They are currently a four star company reviewed by their current customers and has a very good rating. So what are you waiting for? Order it now or contact them for more detail.