The Samsung Galaxy Watch 3 41mm 4G is likely to include the following features:

1. Design: The watch is expected to have a stylish and durable design, possibly with a rotating bezel for easy navigation.

2. Display: A high-resolution, AMOLED display for clear and vibrant visuals, with customizable watch faces.

3. 4G Connectivity: The inclusion of 4G connectivity allows the watch to function independently of a paired smartphone, enabling features like making calls, sending messages, and accessing data on the go.

4. Health and Fitness Tracking: Integrated sensors for tracking various health metrics such as heart rate, sleep patterns, and activity levels. It may also have built-in GPS for accurate workout tracking.

5. ECG and Blood Pressure Monitoring: Some Samsung watches come equipped with ECG (electrocardiogram) functionality and blood pressure monitoring, providing users with additional health insights.

6. Water Resistance: Designed to be water-resistant, allowing you to use the watch during activities like swimming and showering.

7. App Compatibility: Support for a variety of apps, including those for fitness, productivity, and communication.

8. Battery Life: Depending on usage, the watch is expected to offer a certain level of battery life on a single charge.

9. Tizen OS: Samsung's smartwatches typically run on the Tizen operating system, providing a user-friendly interface and access to a range of applications.