* High-quality material・ medical grade TPU・ materials are made of high quality silicone strap・ soft and comfortable to wear.<br />* HD touch display screen and soft adjustable silicone strap make a elegant appearance・ a bracelet combines with art and technology.<br />* Sensitive touch screen shows time・ heart rate・ walking steps and distance・ calories burnt・ battery capacity. There are daily・ weekly・ monthly and annual summary of your activity・ all these show on the APPs・ tracks your activity apparently.<br />* Notifications push from APPs on your phone synchronously・ such like phone calls・ emails・ SMSs・ whatsapps・ twitter fackbook etc. Show contact names or message overviews. Never miss a message or call when your phone in pocket or on the desk.<br />* Heart rate monitor・ advanced green light sensor detects your heart rate when you are doing exercise・ jogging・ yoga. Help you know your own fat-burning heart rate. Lose your weigh scientifically. More functions: Sedentary reminder・ sleep monitor・ alarm clock.<br /><br />Hardware:<br />    Built-in chip type: NRF51822<br />    Bluetooth version: Bluetooth 4.0<br />    Waterproof: Yes<br />    IP rating: Life water resistance<br /><br />Functions:<br />    Bluetooth calling: Phone call reminder<br />    Messaging: Message reminder<br />    Health tracker: Heart rate monitor・Pedometer・Sedentary reminder・Sleep monitor<br />    Alert type: Ring・Vibration<br />    Other function: Alarm<br /><br />Screen:<br />    Screen: OLED<br />    Screen resolution: 64 x 48<br />    Screen size: 0.66 inch<br />    Operating mode: Touch Screen<br /><br />Battery:<br />    Type of battery: Polymer battery<br />    Battery Capacity: 80mAh<br />    Charging time: About 60mins<br />    Standby time: 3-4 days<br /><br />Description<br />Feature<br />1. The user data (gender・ age・ step length・ height and weight settings)<br />2. Time settings (including year・ month・ day・ hour・ minute・ second・ .24 hour)<br />3. Data analysis (data day movement sleep; ranging; energy consumption;)<br />4. vibrate (call reminder alarm reminder)<br />5. SMS alert (text message when a new channel to vibrate)<br />6. Heart Rate oxygen (oxygen resolve HR)<br />7. Take photo (when the phone rings to receive notifications sent hand・ app to find reminders according to the content of the notice)<br /><br />Specifications:<br />Bluetooth 4.0 for data transfer・ the device automatically connects match.<br />Display: the battery state of charge・ low battery indication・ Bluetooth connection status.<br />Reminder: calls to remind・ alarm reminders・ SMS alerts.<br />Detection: pedometer・ exercise distance・ exercise time・ calories・ sleep・ heart rate・ blood oxygen<br />User Description: sex・ age・ step length・ height・ weight.<br />Others: Find the phone.<br />Air upgrade: Hardware "OTA" upgrade・ upgrade remote operation by APP.<br />IOS8.0 above・ Android4.5 or more devices.<br />Charging mode: USB charger<br />Charging voltage: DC5V<br />Power type: polymer lithium battery<br />Bluetooth standard: Bluetooth 4.0 BLE<br />Standby current: less than 150uA <br />Waterproof level: IP67・cann't support swimming diving and bathing <br /><br />Package:<br />1 * BT4.0 Smart band bracelet Wrist<br />1 * Charger<br />1 * User manual