Powerful 1.96" AMOLED Display: With the CMF by Nothing Watch Pro, you can wear everything from smart notifications to fitness tracking on your wrist. All-Round Health Monitor: This device continuously measures your heart rate. Your very own portable blood oxygen saturation monitor is the CMF by Nothing Watch Pro. For more accurate results, please measure while at rest. By detecting when you are at ease or under a lot of stress during the day, a stress monitor helps you control your stress levels. In order to improve the quality of your sleep, a sleeping monitor measures your wake-up and sleep times as well as the duration of your main sleep stages. AI-Powered Bluetooth Calls Noise reduction: Use the built-in speaker and microphone to communicate with loved ones. Smartwatch CMF by NOTHING Watch Pro