A data logger is an electronic device that records data over time or about location either with a built-in instrument or sensor or via external instruments. Caresource, the leading medical instruments supplier, is dedicated to providing superior quality scientific equipment for research and medical machinery for commercial purpose. Also, we offers blood bank refrigerators, water test strips and other scientific lab supplies globally. Our innovative products help to ensure the quality and safety of your time-sensitive products during shipments, by providing a reliable temperature monitoring solution.