This heart rate chest strap is designed for monitoring your heart rate. It is useful to help you keep fit.<br>
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Features:<br>
Provides live, accurate heart rate to compatible mobile training apps through Bluetooth smart technology.<br>
Soft elastic chest strap provides comfortable fit.<br>
The water-resistant design will protect it from sweat during exercise.<br>
Wireless heart rate chest strap to monitor your heart rate.<br>
Support device: for iPhone 6S, 6, 5S, 5C, 5 and 4S (and Plus versions) and for Android device with Bluetooth 4.0.<br>
Applicable apps: Runtastic, 60beat, Wahoo Fitness, Wahoo Utility, Endomondo, miCoach, Joycune.<br>
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Specifications:<br>
Color: Black<br>
Power: CR2032 Button Battery<br>
Transmission range: &lt;30 meter(99ft)<br>
Item weight: 45g / 1.6oz<br>
Package size: 13 * 7 * 3cm / 5.1 * 2.8 * 1.2in<br>
Package weight: 65g / 2.3oz<br>
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Package List:<br>
1 * Monitor<br>
1 * Strap<br>
1 * User&#39;s Manual (English)<li class="lineBlock moveList cpActive">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-HY0d.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-GJxz.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-puP0.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-TUyU.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-4JCt.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-dnIh.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-LfwX.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-fkLF.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-BUJE.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-MYyh.jpg" />                                                                        <li class="lineBlock moveList ">                            <img src="http://img.tomtop.com/product/xy/2000/2000/p/gu1/Y/5/Y3505/Y3505-1-f6b5-wIuh.jpg" />