Very slightly and seldom use Product Details Sku: FTW4024 Platform: THE CARLYLE HR SMARTWATCH Case: 44 mm, Stainless Steel Strap: 22 mm, Interchangeable View More Tech Specs Operating System: Powered with Wear OS by Google Compatibility: Use the Google WearOS app on your phone with Android™ 6.0+ (excluding Go edition), iOS 12.0+ Processor: Qualcomm® Snapdragon™ Wear 3100 Memory: 1 GB RAM, 8GB Storage Display: 3.2 cm AMOLED / 416 x 416 / 328ppi Input: 2 Additional Push Buttons (configurable), Rotating Home Button, Touchscreen, Voice Sound/Actuator: Loudspeaker, Microphone, Vibration Connectivity: Bluetooth 4.2 LE, GPS, NFC, WiFi Sensors: Accelerometer, Altimeter, Ambient Light, Compass, Gyroscope, Off-body IR, PPG Heart Rate Battery: 24 Hr + multi day Extended Mode **Varies based on usage and after updates install**. USB cable with magnetic charger snaps to rings on watch caseback and spins 360 degrees for ease of use. 50 minutes to reach 80%. Water Resistance: 3 ATM Product Care Smartwatches powered with Wear OS by Google are compatible with iPhone® and Android™ phones. Wear OS by Google and other related marks are trademarks of Google LLC. Touchscreen smartwatches powered with Wear OS by Google require a phone running Android OS 6.0+ (excluding Go edition) or iOS 12.0+. Supported features may vary between platforms. To avoid damage to your watch, only use with included charger. Do not use a USB hub, USB splitter, USB y-cable, battery pack or other peripheral device to charge. Product should be kept more than 20 cm away from implanted medical devices to minimise potential for RF interference. See product insert for full details. Keep your smartwatch clean and dry. Soaps, cleaning products, abrasive materials, compressed air, ultrasonic cleaning and external heat sources can cause damage and shouldn’t be used with your smartwatch.