| Your Situation | Best Served By | Models |
|---|---|---|
| You need spot monitoring of your oxygen (O2) levels. You may be a fitness buff or have a condition that you have under control. | Any basic, single-display model. | MD 300-CP or MD 300-CB |
| You are interested in occasional spot monitoring of your oxygen (O2) levels and a simple graphic of your pulse rate. | Pulsating LED bands offer a simple graphic of your heart rate. | The MQ 3000 or the CMS 50-DL |
| You are interested in monitoring your oxygen (O2) levels and your pulse rate visually. | Models with color, pulse wave form. | MQ 3200, Drive 18705, CMS 50-D Plus, CMS 50E |