Bullet Points: 1,Calories Burned Estimation: Using 3D 3-axis sensor technology, track your daily activities with extremely high accuracy. And it can display estimated calories burned. 2,7 Days Memory: Up to 7 days of activities are automatically stored, so you can stay motivated and track progress. Automatically resets at midnight, you can easily track your daily pace, distance and activities. 3,Easy to Use: No need hanging rope, just hook it on the belt loop, or put in pocket or bag. Simple design, easy to use. 4,Suitabe Group: No need to download or connect to smartphone. Suitable for all ages (adults, seniors and children). 5,Steps/Calories Track: Track steps and calories. If no movement is detected for 3 minutes, it automatically enters sleep mode and works when you start moving again. Features: 1.3D pedometer, steps, distance, calories, daily goals, 7-day memory. 2.Simply put in pocket or hang on your keychain, walk or run to improve your health. 3.Simple and easy to use, suitable for everyone who needs accurate 3D pedometer. 4.Tracks steps, miles/meters, calories, minutes and displays the time of day. It has error correction function. 5.Perfect for everyone (including children) to maintain motivation for exercise. You can also easily hang the pedometer on the dog collar for outdoor activities. Specification: Size: about 76.5 x 40.5 x 11mm Battery: CR2032 button battery color: White Material: ABS Package Contents: 1 x Pedometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.