Fire-Boltt is India' No 1 Wearable Watch Brand Q122 by IDC Worldwide quarterly wearable device tracker Q122.【Bluetooth Calling Watch】- Fire-Boltt Thunder enables you to make and receive calls directly from your watch via the built-in speaker and microphone. This smartwatch features a dial pad, option to access recent calls & sync your phone’s contacts.;【Full Health Cover】- Track Real Time Heart Rate on the go. Tracking is just a click away. With Blood Oxygen Tracking (SpO2) via optical sensors that give almost acurate results. Track your sleep and maintain a healthy lifestyle. Check your Temperature in this smartwatch anytime anywhere 【30 SPORTS Mode】- Fire-Boltt Thunder Smartwatch has 30 SPORTS mode tracking built in. Track each activity and each step and lead a fit healthy life. 【Remote