The health-monitoring module of the fitness band is long and rounded at the edges. It is a small gadget with a pleasing design. OPPO Band Style is complete when you add straps to it. You have a regular silicone strap in black colour, while the other one has a metal frame to hold the module. It is essentially a health companion that comes with 12 in-built workout modes, including running, walking, cycling, swimming, badminton, cricket, Yoga, etc. It has a 1.1-inch AMOLED screen with a resolution of 126x294 pixels AMOLED panel, real-time heart rate monitoring feature and is water-resistant up to 5ATM. OPPO Band style is backed by a 100mAh battery which can easily last a week with over 50% battery levels. The feature that sets the Band Style apart from most other wearables in its category, is the continuous SpO2 monitoring. This component enables the OPPO Band Style to continuously monitor blood oxygen saturation per second when the user is asleep. During an eight-hour sleep cycle, it conducts non-stop SpO2 monitoring 28,800 times—fully measuring the user’s body oxygen saturation. With its continuous SpO2 monitor and professional sleep monitor, the OPPO Band Style can help users develop healthier sleeping habits. It is priced at Rs. 2,799.