Description<br /><br />High quality rechargeable polymer lithium battery for the bluetooth smart bracelet and its standby time is more than 240 hours<br />0.42inch high definition OLED screen<br />High sensitivity touch-control IC<br />SMS mobile phone SMS Bluetooth synchronization reminder<br />Intelligent monitoring of the heart rate<br />Intelligent monitoring of the sleeping quality<br />Pedometer movement step｣ｬ movement mileage note<br />Alarm prompt Phone settings (clock)<br />Data sharing on facebook｣ｬtwitter｣ｬwechat APP and other APP<br />Charging interface USB type<br />The bluetooth smart bracelet is designed with the high grade military sensor and 4.0 bluetooth chipset with the compatibility of IOS and Android phone<br />Specification:<br /><br />Bluetooth V 4.0 Compatible (Androids and IOS)<br />Display 0.42 inch OLED Dialog<br />Material Plastic ABS<br />IP67 rating<br />Strap TPU Elastomer Overall length: 235mm Adjustable length: 155-210mm<br />Battery capacity: 70MAH Standby time: 300 hours<br />Input voltage: 5V<br />Touch to touch the button<br />Sensor Low power consumption Accelerated sensor<br />Packing carton data cable manual warranty card<br />Package list:<br /><br />1 x M2 Smart Bracelet<br />1 x User Manual<br />1 x Charge cable