•Touch-sensitive controls make it easy to manage calls, activate your voice assistant, or control playback of your favorite songs. Just a few taps on its surface are all you need to have everything under control. Plus, once connected, you can remotely control your smartphone's camera shutter and hear route changes if you're using your navigator. •Once connected to your app, you can analyze your workouts, counting steps, distance, and calories burned. •The pins will automatically pair with each other when both are turned on, making connecting to other devices quick and easy. In addition, they can operate with a single pin on, thus doubling the usage time thanks to their independent batteries. •Photochromic lenses that automatically darken when the sun hits your face, making these glasses ideal for outdoor sports. •Modern looking frame, with precision hinges, facilitating smooth opening and closing, sturdy and durable. In addition, its comfortable nose bridge, without putting pressure on the nose, allows you to wear it for long periods of time without any discomfort. •Includes: smart glasses x1, charging cable x1, cleaning cloth x1, instruction manual x1. Chip: AB5632F Battery capacity: 2 x 150mAh Charging time: 1 hour Battery life for music and calls: 3 hours Standby time: up to 15 days. Bluetooth: 5.2 Connection distance: 10m CE and RoHS certified. Polycarbonate, ABS. Measurements in millimeters: Frame height: 47 mm Bridge width: 21 mm Total frame width: 144 mm Each frame width: 55 mm Temple length: 176 mm. For full smartglasses operation, you must download a free app for synchronization. To do this: • Scan the QR code included in the instruction manual and download the app. •You can also download the “Rayin View” app directly from the Google Play Store (Android) or App Store (iOS). •Once downloaded and installed, open it and accept all requested permissions; sync the smartwatch with your mobile phone via Bluetooth using the app. •Images shown in photos may contain menu screens and wallpapers that differ from the final product due to future updates. In no case will they lose announced functions.