Product information : Band Colour ‎- Black Operating System – Android, ios Battery Life – ‎240 Hours Connector Type – Bluetooth Case Material Type – ‎Polycarbonate Water Resistance Level – ‎Water Resistant Sport – Walking, Running, Fitness Mounting Hardware ‎Smartwatch, Magnetic Charger, User Manual, Warranty Card Band Width – 22 Millimetres Battery Cell Composition – Lithium Polymer Item Weight – 38.9 Grams Features & details : Alexa Built-in: Just tap and get work done with your voice. Set alarms, check weather & entertain yourself with your own personal assistant. 24*7 SpO2 monitoring: Let the SpO2 monitor take care of your blood oxygen levels and get notified when its low. TruView Display: See the bigger picture on the industry leading TruView display featuring 1.55’’ HD touchscreen with 320×360 pixels. Battery Life: There is nothing between you and your health, all thanks to the 10-day battery life.