3D Pedometer: The 3D pedometer uses the latest 3D tri-axis sensor technology to track your daily activities in the most accurate way. It can accurately track the number of steps and calorie consumption, digitally displayed on the LCD screen, very easy to read. 7-day memory: The pedometer has a 7-day memory function. You can compare your activity level to the last few days to see if your physical condition is improving or if you are keeping up with your activities. Pedometer for walking: step/distance/calorie measurement function. Applicable scenarios: running, fitness equipment, hiking and camping, cycling. Creative Carabiner Design: Lightweight, easy to carry, no extra burden. With a clip, you can attach it to your shoe, belt loop, purse, backpack or even in your pocket. Because its very simple, you dont even realize its there. Easy to set up and use: No downloads or smartphones required. Perfect for all ages (adults, seniors and children). NOTE 1. The size of the product is measured manually, and there will be an error of 2-3mm due to factors such as different measurement tools and measurement methods. 2. This product is all taken in kind, but due to differences in photography, lighting, color deviation, and personal understanding of color. As a result, there may be some color difference between the actual product and the photo, and the color is subject to the actual product. 3. Please take good care of our products~ 4. Please confirm your size before purchasing