Fire-Boltt Hulk smartwatch is a Bluetooth calling smart watch with an AMOLED display having 550 Nits Peak Brightness and inbuilt AI Assistant. The watch comes with a built-in mic and speaker for hd calling experience as well as listen to your favorite tunes. With a large 1.78" Display this watch has a 368 x 448 pixel high resolution for smooth and clear swipes and touch. Equipped with over 100 sports modes this watch makes sure you are covered for every trek, race and event while you are on your fitness goal. This watch is your go to health assistant as it has the latest sensor technology to accurately map your Heart rate normally or while performing any sports and track your blood oxygen (SpO2) on the go. The Always On Display makes this watch just like a smart phone, no need to switch on the watch to see the time. With all social notification you can always attend parties, manage social and work life balance and ensure no birthday wish is missed. The watch can withstand dust and is sweat proof along with being water resistant with a IP67 Rating. This smartwatch is your go to when it comes to do instant calculations with the absolute new feature on built in calculator.