IKALL W3 keeps your day smooth with wireless charging, BT calling, and a clear HD display. It also offers ECG, BP, SpO2, and sleep tracking for fitness monitoring. If you're looking for Affordable Smart Watches that still feel modern, this watch fits well. The 500 mAh battery lasts long, and the 1-year warranty gives extra safety. https://www.ikall.in/product-page/i-kall-w3