Item Specifics:<br /><br /> Material: Nylon｣ｬ Metal｣ｬ LED<br /><br /> Color: Red｣ｬ Orange｣ｬ Pink｣ｬ Yellow｣ｬ Green｣ｬ White｣ｬ Colorful｣ｬ Blue<br /><br /> Gender: Unisex<br /><br /> Length: About 34.7cm(Adjustable)<br /><br /> Width: About 2.6cm<br /><br /> Feature: Splashproof <br /><br /> Battery Life: About 60-80 hours｣ｬ replaceable<br /><br /> Powed by: 2pcs CR2032(included)<br /><br /> Weight: About 35g<br /><br /> 3 lighting modes: Constant on｣ｬ Flashing slow｣ｬ Flashing fast(Controlled by the button)<br /><br />  <br /><br /> Package Includes:<br /><br /> 1 X Arm Band<br /><br />  <br /><br /> Note:<br /><br /> 1.Due to the difference between different monitors｣ｬ the picture may not reflect the actual color of the item. Please consider this before the purchase.<br /><br /> 2.Please allow slight deviation for the measurement data.