The RB09 Bluetooth Smart Sports Watch with Heart Rate Monitor for iOS !#!amp!*! Android brings a lot of amazing functions into a tiny timepiece around your wrist. Thanks to the accurate heart rate sensor on the back， you can now exercise in your target heart rate zone to avoid over-exercising. Moreover， inbuilt pedometer keeps track of your activities and calculates calorie burned， helping you promote a healthy lifestyle. Sleep monitor records your sleep patterns and analyzes your sleeping quality. Even better， this super cool smart watch delivers notifications of incoming calls and text messages to your wrist. Don’t hesitate to give it a try!                                    Features             Bring a lot of amazing functions into a tiny timepiece around your wrist<br> Accurate heart rate sensor lets you exercise in your target heart rate zone to avoid over-exercising<br> Inbuilt pedometer keeps track of your activities and calculates calorie burned， helping you promote a healthy lifestyle<br> Sleep monitor records your sleep patterns and analyzes your sleeping quality<br> Built with stop watch and BMI/BMR calculator<br> Also deliver notifications of incoming calls and text messages to your wrist<br> Sleek and slim design， stay comfortably on your wrist<br> 150mAh inbuilt battery for about 240 hours of long standby time<br> Compatible with Android and iOS phones <br>                                                            Specifications             Material     Silica Gel & Aluminium Alloy    <br> Color     Black    <br> Model     RB09    <br> Operating System     Android and IOS    <br> Bluetooth Version     V4.0    <br> Battery Capacity     150mAh    <br> Display     0.96" OLED， 96 x 96 Pixels    <br> Standby Time     about 240 Hours    <br> Language     English & Chinese    <br> Dimensions     (10.03 x 1.50 x 0.51)" / (25.5 x 3.8 x 1.3)cm (L x W x H)    <br> Weight     2.29oz / 65g     <br>                                                             Package Includes            1 x Smartwatch<br>1 x USB Cable<br>