Brand Name: Zestbolt Category: Smart Watches System: Android Wear System: Android OS Function: Passometer Function: fitness tracker Function: sleep tracker Function: Mood Tracker Function: Message Reminder Function: Call Reminder Function: Answer Call Function: Dial Call Function: Push Message Function: 24 hour instruction Function: Alarm Clock Function: week Function: Month Function: Heart Rate Tracker Function: Interactive Music Function: Calendar Function: Compass Function: Countdown Function: Calculators Battery Life: 3 SIM Card Available: Yes Type: On Wrist Voice assistant built-in: No Language: English Language: Russian Language: Spanish Language: Polish Language: Portuguese Language: Turkish Language: Italian Language: French Language: German Language: Korean Language: Japanese Language: Ukrainian Language: Hebrew Language: Dutch High-concerned chemical: None Display Size: 2.4inch Network Mode: 5g Metrics measured: Heart Rate Monitor Metrics measured: Other Metrics measured: Blood Oxygen Monitor Metrics measured: Sleep Monitor Metrics measured: Blood Pressure Monitor RAM: 4GB Screen Shape: SQUARE Battery Capacity(mAh): >450mAh Resolution: 720*720 Bluetooth-compatible Version: 4.2 GPS: Yes Screen Material: AMOLED Multiple Dials: Yes Application Age Group: Adult Mechanism: Yes Origin: Mainland China Compatibility: All Compatible ROM: 64 GB Rear Camera: 8MP Activity Tracked: Other Activity Tracked: Steps Tracker Activity Tracked: Distance Tracker Activity Tracked: Calorie Tracker Activity Tracked: Activity Tracker Waterproof Grade: Professional Waterproof CPU Model: SC8541E Launch Date: 2025 Touch Screen: Yes Battery Detachable: No App name: HiSportPro Certification: CE Certification: FCC Certification: RoHS Style: SPORT Movement Type: Electronic WIFI: Yes Battery: 2100Mah OS: Android 10.0 Camera: 9MP Rotating Camera GPS: Support GPS / Beidou / Glanas / AGPS / LBS / WIFI Choice: yes