Description: Name: Smart Bracelet Model: F3 Screen size: about 0.96 inch Resolution: 160* 80 Data transmission: bracelet Bluetooth 5.0 Battery capacity: 100mAh (polymer lithium battery) Charging voltage: 5V Charging current: 80mA Waterproof: No NFC/WIFI: not supported Equipment requirements: for Android 8.1 and above, mobile phone Bluetooth 4.2 for iOS8.0 and above Charging method: 5V 1A data cable Charging time: about 90 minutes Working time: about 5-7 days Standby time: about 15 days Waterproof: no (IP68 life waterproof) Single earphone: single channel listening to songs Dual headphones: listening to music in stereo Communication distance: 5-10 meters (please keep within 5 meters when pairing) Headphone battery capacity: 25mAh Headphone charging mode: put in the bracelet to charge Headphone power consumption: 10mAh (low power consumption) and 25mAh(normal) Incoming call: Take out the headset and answer it automatically. Support language: English Bracelet size (mm): about 61.5*21.5*12.5 mm Color: black/silver/gold Specifications: 1[2 in 1 Smart Watch]: 2 in 1 smart watch and TWS Bluetooth 5.0 headset, one device, two functions, Bluetooth connection, one-touch pairing with music devices, a new experience for smart wearable devices. 2[Supports Long-term Standby]: 0.96 inch high-definition TFT color touch screen, equipped with 100mAh high-capacity polymer battery, supports long-term standby. 3[Perfect Experience]: It can be used for daily activity tracking, talking and listening to music while driving or working. Wireless stereo sound quality, compatible with most smartphones (for Android 5.1 and for iOS 8.0 or higher). 4[Main Functions]: Fitness tracker, on/off, standby interface settings, step count, calorie detection, sleep, information reminder/push, remote camera, search for mobile phones, music alarm clock, sedentary reminder, bracelet call reminder, weather, Bluetooth Dual headset calls. 5[Ergonomic Design]: The ergonomic design ensures a comfortable wearing experience. The earphone bracelet is designed into one, the earphone is small in size, easy to use and recycle, and the best gift for the family. Package Included: 1*Bracelet Host 1*Bluetooth Headset 1*Charging Cable 1*User Manual