Product parameters: ☀ Bluetooth: 5.0 ☀ Screen size: 1.53 ☀ Screen resolution: 360 * 360 ☀ Touch type: Full screen touch ☀ Screen material: TFT ☀ Compatible systems: Android 4.4 or above, iOS 9.0 or above ☀ Battery capacity: 300mAh ☀ Charging method: Magnetic charging ☀ Battery Type: Lithium Battery Product Features: Setting Functions: Dialing, Flexible Island, Screen Rest Time, Brightness Setting, Brightness Setting (Off Screen Pointer), Button Adjustment, Raise Hand to Illuminate Screen, Vibration Intensity, Do Not Disturb Mode, Password Setting, Language Selection, Power saving Mode, Time and Date Setting, NFC, Connect Phone, Bluetooth Call, Factory Reset, Restart, Shutdown, etc Pull down function: Do not disturb mode, Bluetooth switch, brightness adjustment, settings, shutdown, alarm clock, password lock, style change, off screen pointer adjustment, phone connection ☀ Bluetooth: 5.0 ☀ Screen size: 1.53 ☀ Screen resolution: 360 * 360 ☀ Touch type: Full screen touch ☀ Screen material: TFT ☀ Compatible systems: Android 4.4 or above, iOS 9.0 or above ☀ Battery capacity: 300mAh ☀ Charging method: Magnetic charging ☀ Battery Type: Lithium Battery packing list: Smart watch*1 Magnetic charging cable*1 User Manual*1 After receiving it, please charge it for 2 to 3 hours. After a long period of delivery, it has run out of power. Do not use high-power power sources or fast charging to charge the watch, in order to avoid damaging it. Suggest using 5V 1A. Before use, please read the user manual and connect it to the watch through the application. For Android users: Please authorize the app to access the functions required by the phone and always keep it running. This smartwatch supports Life waterproof function. Therefore, bathing, swimming, diving, and taking hot baths are prohibited. We guarantee that each device undergoes rigorous testing before shipment... So all products can guarantee 100% high quality before shipment!