Fangrui Product Details Track Your Steps Accurately: The Step Uses The Latest 3d Tri-axis Sensor Technology To Track Your Daily Activity In Any Location With Superb Accuracy, Will Not Count Any Movement That Is Less Than 10 Consecutive Steps. Easy To Set Up And Use: No App No Bluetooth No Phone Required, Easy To Operate And Set Up, No Need To Worry. Mutil-function Pedometer: The 3d Pedometer Can Accurately Track Your Daily Steps (walking Running), Distance Traveled (km/miles), Real-time Display (12/24h), Step Target, Calories Consumed And And Activity Minutes. Long Battery Life Low Battery Indicator: The Step Counter Contains A Cr2032 Battery And Can Be Last Up To 12 Months. Auto Sleeps When You Are Not Moving After 30 Seconds, Auto Wakes To Counts Steps When You Start Moving Again. Portable Carabiner Design: Weights Only 0.74 Ounces, No Burden. No Lanyard Or Clip Required, Just Hook It To Your Belt Loop Or On The Shoelace, You Can Also Put It In Your Pocket Or Bag Without Worrying About Losing It And It Takes Up No Extra S