Purchased September 2024 1.3 Inches Screen size • ‎Android and iPhone • ‎Sleep Monitor, Breathing Monitor, GPS, Phone Call, Heart Rate Monitor Features • Bluetooth Wireless communication technologies • Get an uninterrupted picture of your health, thanks to battery life of up to 9 days in smartwatch mode and up to 8 hours in GPS mode with music, plus fast charging and battery saver mode • Enjoy the convenience of making and taking phone calls from your wrist when paired with your compatible smartphone • Use your compatible smartphone's voice assistant to answer text messages, ask questions, control compatible smart home devices and much more