Specification:<br /> Shell Material: Silica Gel<br /> Size:About 235 X 30 X 10 mm<br /> Color:Black, Blue<br /> Available Capacity:8G<br /> Clasp Type:Smooth buckle<br /> Gender: Unisex<br /> Dial Display: Digital<br /> Feature: Auto Date,Chronograph,Water Resistant,LED display,Shock Resistant,Touch Screen<br />  <br /><br /> <br />  <br />   <br />    <br />     Boundary Dimension<br />   <br />   <br />    <br />     235mm*30mm*10mm (Specific please in kind prevail)<br />   <br />  <br />  <br />   <br />    <br />     Weight<br />   <br />   <br />    <br />     35g ( net weight )<br />   <br />  <br />  <br />   <br />    <br />     Display screen<br />   <br />   <br />    <br />     LED Lattice Screen:13*7<br />   <br />  <br />  <br />   <br />    <br />     Capacity<br />   <br />   <br />    <br />     1G\/ 2G\/ 4G\/ 8G\/ 16G\/ 32G else ( Specific please in kind )<br />   <br />  <br />  <br />   <br />    <br />     Interface type<br />   <br />   <br />    <br />     USB 2.0<br />   <br />  <br />  <br />   <br />    <br />     Step count accuracy<br />   <br />   <br />    <br />     &amp;plusmn; 5%<br />   <br />  <br />  <br />   <br />    <br />     Time error<br />   <br />   <br />    <br />     24H error ( The software can adiust the rage &amp;plusmn; 99 secs\/day )<br />   <br />  <br />  <br />   <br />    <br />     Data memory<br />   <br />   <br />    <br />     Memorize over ton_vear exercise data<br />   <br />  <br />  <br />   <br />    <br />     Display of steps<br />   <br />   <br />    <br />     0 step~65535 steps<br />   <br />  <br />  <br />   <br />    <br />     Battery life<br />   <br />   <br />    <br />     Rechargeable battery,charge_discharge times &amp;gt; 300 times<br />   <br />  <br />  <br />   <br />    <br />     Supply voltage<br />   <br />   <br />    <br />     DC=5V<br />   <br />  <br />  <br />   <br />    <br />     Run barometrice<br />   <br />   <br />    <br />     860hpa~1060hpa<br />   <br />  <br />  <br />   <br />    <br />     Operating<br />   <br />   <br />    <br />     0 to 45 degrees centigrade<br />   <br />  <br /> <br /><br /><br /> <br /> Function:<br /> Time<br /> Calorie burned measure<br /> 3D pedometer<br /> USB flash disk<br /> Characteristic show<br /> Built in 4G<br /><br /> <br />  Description:<br />  Builtin 3D acceleration sensor with high sensitivity,can catch your each small action,Making more accurate pedometer.<br />  It can trace your burning calories,movement steps,movement distance,and also could set and inquire the complete of moving goal.<br />  With individual signature functions,you can enter what you want to show on the LED screen by computer,showing the personality and fashion.<br />  Strap integrated usb2.0 interface as a whole,plug and play.Built-in large capacity storage space can be used as portable hard drive.<br />  With the memory function of movement data,could record and view the one's movement data for more than 10 years.<br />  Display time\/day,adjust time with the computer synchronization.<br />  Built-in Capacitive touch buttons, possessing more sense of fashion and technology.<br />  USB rechargeable watch,built-in rechargeable battery,connected to the USB port to store data and charging.<br />  Small and light body,Simple and Fashionable, Design of Circular arc for wrist,More comfortable to wear.<br /><br /><br /> Package Includes:<br /> 1 X Pedometer