JOYROOM Fit-life Series JR-FT3S 1.96 inch Bluetooth Call Smart Watch Supports Sleep Monitoring 1. 1.96 inch HD TFT display, ultra-high clarity and responsiveness, multiple watch faces with different styles 2. Enhanced 340mAh large capacity battery, 10-day long battery life, worry-free use for a whole week 3. 1 ATM water resistance, withstands immersion in water up to 10m for 30min, easily guards against splash and rain 4. 93 sports modes, including running, cycling, yoga, and more; automatically recognizes and records your sports data 5. High refresh rate, fluid using experience without lag 6. Multiple watch faces, multiple choices; always-on display, check time conveniently without battery drain 7. All-round heart rateblood oxygensleepstress monitoring for a healthier life 8. Featured with more smart widgets like weather forecast, alarm, call reminder, message notification, etc. 9. Get a full charge in 2 hours, always ready for travel 10. Specifications: BT version: BT5.4 Memory: 128Mb Water resistance: 1 ATM BT range: 10m Screen material: TFT Screen size: 1.96 Screen resolution: 240x296 Touch control mode: full screen touch control Charging time: about 2h Typical usage time: about 8-10 days Standby time (connected): about 15-20 days Battery capacity: 340mAh Charging input: 5V 1A Charging mode: magnetic charging dock Working frequency: 2402MHz-2480MHz Max output power: 10dBm Band size: 227mmx22mm Applicable wrist size: 102mmx182mm Overall size: 47.7x39.4x11.2mm Body material: ABS+PC Weight: about 42g