brand - oppo watch
os - full android

its 7 months old, in warranty
comes with bill, box , charging cable, and watch

tempered glass is installed on watch, there is not a single scratch on screen.

having 1 chain, and 1 strap.

Key Features
AMOLED Flexible Dual-Curved Display
VOOC Flash Charging
50-meter Water Resistance
24-hour Heart Rate Monitoring
Supports NFC
Magnetic Charging
Wi-Fi and GPS Smart Watch