BUILT-IN USB PLUG & EASY CHARGING : It is easy to charge this pedometer with any USB block and computer and no charging cable and dock One single full charge gives you up to 4 months of working time which could support long-term travel so you 't need to worry about batteries. SIMPLE & EASY TO USE : It's the simplest 3D step tracker to start with, if you 't complicated set ups.Non-Bluetooth,No Time,No complicated settings,Just take it and start your walking!The simple feature and design makes it friendly for men, women, kids & the elderly who to track their steps and stay motivated towards achieving their fitness goal. SMART & ACCURATE : The -837 walking 3D pedometer has advanced 3D -Axis Sensor technology so it is much more accurate than most pedometers which can superior accuracy in reading steps in any position - up, down, flat on side, or any angle.It can count up to 99,999.Multiple wearing -Clip to your pocket or hip, wear around your neck or place in your pocket or bag. EASY TO READ & CONVENIENT : This mini step counter with LCD display makes it the monitor for everyone.Multiple wearing - cute size makes it comfortable to clip to your pocket or waist, wear around your neck or place in your pocket or bag. TRACK YOUR DAILY STEPS : You can view your on the move motivating you more to achieve your fitness goal.This digital calorie counter can records your Steps (Walking & Running), Distance (Km & Miles), Calories Burned. button RESET located on the back avoids accidental resets .Just press the button RESET for short time to start with or press it for long time to reset your step count to zero. Colour: black Material: ABS Package Contents: 1 x Pedometer Only the above package content, other products are not included. Note: Light 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.