T800 Ultra Watch Smartwatch (Blue Strap, Free Size)

1.99-inch HD screen (large display)
Wireless charging, magnetic charger included (magnetic / wireless)
Heart rate monitor, SpO₂ (blood oxygen) sensor, blood pressure / health tracking
Supports Bluetooth calling / music control
Some sources list IPS / HD display, resolution e.g. 240×240 in one listing.
One listing: size “45 × 40 × 10.7 mm”
Not always clearly stated in all sources; one review mentions 220 mAh battery capacity