Main Features: <br />- Sleep management.<br />- Pedometer: You can set the sports target by APP， the bracelets can memorize 16 day’s data， when over 16 days， the new data will cover those old ones， but the data synchronized to the APP can keep all the way. <br />- Funny features: Games and camera control etc.， with the update of APP， there will be more functions in this part.<br />- Battery: Built in non-removable lithium battery， just need to charge 2 hours then can be filled， it’s very convenient and quick.<br />- Support devices: iPhone 4S / 5 / 5S / 5C， iPad 3 / mini / air， Nexus 4 / 5 / 7， Samsung S3 / S4 / Note 3. (Android phones require 4.3 or later， supports Bluetooth 4.0)<br />- The watch dial can be taken out from the strap， so you can make your choice.<br />- You can scan the QR to download app:<br />Foreign Android users: Foreign  iOS users: <br />If you want to know more， please read the use’s manual<br /><br />    Specifications<br />General<br />	 Bluetooth version: Bluetooth 4.0                                                  <br />                        People: Unisex watch                                                  <br />                        Water resistant : NO                                                  <br />                        Language: English                                                  <br />                        Screen: OLED                                                  <br />                        Battery type: Lithium battery                                                  <br />                        Standby time: 100 hours                                                  <br />                        Available color: Blue， Yellow， Black， Red                                                	<br />Special Features<br />	 Functions: Distance measurement， Sleep monitoring                                                	<br />Dial and Band<br />	 Shape of the dial: Rectangle                                                  <br />                        Case material: PVC                                                  <br />                        Band material: TPU                                                	<br />Weight and Size<br />	 The dial thickness: 1.0 cm / 0.4 inches                                                  <br />                        The dial diameter: 2.4 cm / 0.9 inches                                                  <br />                        The band width: 1.7 cm / 0.7 inches                                                  <br />                        Product weight: 23 g                                                  <br />                        Package weight: 0.072 kg                                                  <br />                        Product size (L x W x H) : 25.2 x 2.4 x 1.0 cm / 9.9 x 0.9 x 0.4 inches                                                  <br />                        Package size (L x W x H): 17 x 8.4 x 4 cm                                                	<br />Package Contents<br />	 Package contents: 1 x Smart Watch， 1 x Manual， 1 x Charging Cable                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br /><br /><br />                                                <br />