Product Dimensions 1.82 x 1.82 x 0.42 inches Item Weight 8.8 ounces OS Amazfit OS Wireless communication technologies Bluetooth, Wi-Fi, NFC Connectivity technologies Wireless, Bluetooth GPS GPS + GLONASS Special features Wireless, Alexa Built-in, GPS, Heart Rate Monitor, Water Resistant, Battery Life Display technology AMOLED Other display features Wireless Human Interface Input Touchscreen Form Factor Watch Color Classic Edition/ Obsidian Black Whats in the box User Manual, Smart Watch, Charging Pod Manufacturer Amazfit Language English & Arabic