iWOWN i7 equipped with AMS Heart Rate Sensor， it support 24 types of sport recording， let your heart be your guide with i7.<br><br><strong>Features:</strong><br>AMS Heart rate sensor--The highest precision sensor so far.<br>Dual-Core Chip--The stability of monitoring heart rate while exercising.<br>Continued brightness display with ULP--Clearly visible in the sunlight.<br>An impossibly thin 8.4mm design--Thinnest in the world.<br>30 Grams with all-metal appearance: 17-4PH Saintless Steel.<br>Replaceable 20mm Wrist Strap (Medical Grade TPU Meterial) --Various designs of Wrist strap.<br>The stability of Heart Rate monitoring up to 7 days--Accurately recording of dynamic and static Heart Rate.<br>24 sports record management--Accurately records walking， running， push-up， rope skipping， badminton， table tennis， etc.<br>Auto-Monitoring for sleeping up to 24 hours--Combined with heart rate curve to identify the sleep state.<br>Battery life: Up to 7 days--Average 4 times power charging per month.<br><br><strong>Specifications:</strong>???<br>Type: Bracelet<br>Brand: iWOWN<br>Model: i7<br>Color: Black， Blue， Green (Optional)<br>Wrist Strap: TPU?? ?<br>Bluetooth Portocol: BLE 4.0?? ?<br>Bluetooth Distance: 10m?? ?<br>Waterproofing Grade: 3atm/IP55?? ?<br>Battery Capacity: 3.7V / 100mAh?? ???<br>Voltage: DC 5V<br>Battery Life: Up to 7days?? ?<br>Charging Time: about 1.5h?? ?<br>Data Storage: 7days?? ?<br>Charging time: about 90min<br>Drop Test: 1.5 meters?? ?<br>Environmental Standard: -10° C~40° C?? ?<br>Bluetooth version: BT4.0<br>Compatibility: iOS: iPhone / 5 / 5S / 6 / 6S Plus / iPad or other?above iOS 7.0; Android: Bluetooth 4.0 / Android 4.3 or above<br>Screen size: Approx.39 * 31 * 8.4mm /?1.5 * 1.2 * 0.3in ??<br>Wrist strap Size: Approx.210 * 20 * 2.8mm / 8.3 * 0.8 * 0.1in<br>Product weight: Approx.41g / 1.4oz (include belt)<br>Package size: Approx.28.5 * 6 * 3.5cm / 11.2 * 2.4 * 1.4n<br>Package weight: Approx.188g / 6.6oz<br>??<br><strong>NOTE:</strong><br>1. May have Slight shade variation between the actual product and pictures due to illumination， photographic angle and configuration of monitor. We will try our best to send the product with the illustrated color as possible.<br>2. You can download the APP "Zeroner health" from "APP store" or "google Play store"， or scan QR code on the package.<br><br><strong>Package List:</strong><br>1 * iWOWN i7<br>1 * Charger<br>1 * User Manual (English)<div id="descriptionImg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-N7u1.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-N7u1.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-bqJP.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-bqJP.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-9Ypa.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-9Ypa.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-pPDV.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-pPDV.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-GMma.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-GMma.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-R1Uy.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-R1Uy.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-C2Lp.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-C2Lp.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-j6Fg.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-j6Fg.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-WH6y.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-WH6y.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-OJSC.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-OJSC.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-Ma3I.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-Ma3I.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-PMnI.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-PMnI.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-N7u1.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-N7u1.jpg"><img class="lazy" src="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-ne5P.jpg" data-original="http://img.tomtop-cdn.com/product/xy/2000/2000/p/gu1/P/B/PA3400B/PA3400B-1-0707-ne5P.jpg"></div>