IKALL W3 is simple, smart, and built for daily active life. The 2.19-inch HD screen is bright, and BT calling is easy to use. ECG, BP, SpO2, and sport modes help you stay aware of your health. If you check Mens Watches Smart Watches online, this watch gives one of the best feature sets in budget. It runs long and comes with a 1-year warranty. https://www.ikall.in/product-page/i-kall-w3