The Apple Watch Series 7 41m offers advanced health and safety features including cellular and GPS tracking, an ecg app, and fall detection. It also features a bright display, improved battery life, and water-resistance up to 50m. All of this makes it the perfect choice for active fitness tracking, swimming, and everyday use. ROM : 32GB RAM : 1GB DESIPLAY : 1.9 inches SIZE : 41 M BATTERY : Li-Ion 309 mAh