YESIDO IO43 Smart watch

Display Engine: Large 1.53-inch circular TFT touchscreen with a crisp 360 × 360 pixel resolution.

Core Processing: Powered by an AB5610 main controller with a DA263 motion sensor and 64Mb of internal flash storage.

Battery & Power: Packed with a 220mAh lithium-polymer battery. It charges fully in roughly 3 hours using a custom 2-pin magnetic contact suction cable.

Battery Endurance: Delivers 3 to 5 days of active Bluetooth runtime and 7 to 10 days on pure standby mode.

Build Architecture: Constructed out of lightweight ABS plastic paired with soft, interchangeable 22mm quick-release silicone bands. 

Bluetooth Calling: Houses an integrated mic and speaker setup, letting you dial out, answer incoming calls, and converse directly from your wrist when paired to an Android or iOS device.

Smart Firewalls: Syncs directly to mirror push notifications for incoming SMS texts, calendar events, app alerts, and caller ID alerts. 

Advanced Biometrics: Utilizes an HX3602 low-power optical heart rate sensor to deliver continuous, low-drain real-time pulse data. 

Multi-Sport Engine: Logs ongoing activity metrics such as total daily step count, estimated calories burned, real-time pace, and distance. 

Wellness Anchors: Provides structural sedentary reminders to prompt movement after long periods of sitting, alongside sleep tracking insights.