Feature:1. SIMPLE ELEGANT SMART RING: With its minimalist, stainless steel inner diameter design, it goes beyond traditional wearable devices. This smart ring excels in both appearance and hardware, and is compatible with for Android.2. SLEEP FITNESS TRACKING: Designed to help you record your sleep time, sleep quality, it is your ideal health companion. Experience a variety of exercise activities through the smart ring app, covering both indoor and outdoor.3. LONG BATTERY LIFE: It utilizes energy saving technology to ensure 3 to 5 days of continuous tracking. Made of polished stainless steel, it is lighter than a typical ring and is rain and sweat proof.4. REMOTE PHOTOGRAPHY AND AERIAL GESTURES: Intuitive aerial gestures can be used to swipe to control page turns, take photos and videos remotely, play music games, turn pages in an electronic book, and more. This smart ring allows you to enjoy a more convenient interactive experience.5. GOOD LIFESTYLE: By recording and analyzing your health data, it will motivate you to adopt better lifestyle choices. Wear the smart ring to easily track steps, distance, calories and pace, analyze map route tracking and detailed workout data. Whether you're passionate about fitness and sleep, it offers advice and guidance.Specification:Item Type: Smart RingMaterial: Stainless SteelCharging Case Battery: Polymer Li Ion Battery (Built in), Capacity: 200mAhBluetooth Version: Bluetooth 5.3Working Time: 5-7 DaysCharging Time: 1HRain Proof Rating: 5ATMCharger Requirement Specification: Charge 1A or Less than 1AAPP: For Q Ring (For Android Store Download or Cell Phone Scanning Manual QR Code Download)System Requirements: For Android: 5.1 or aboveFunctions: Remote Control to Take Pictures, Multiple Exercise Modes, Sleep Tracking (Sleep Time, Sleep Quality), Pedometer, Synchronize Data, APP, Find Ring, Reminders for Women's Menstrual Period, etc.Supported Languages: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Chinese (Simplified), Chinese (Traditional), Romanian, English, Dutch, Portuguese, Spanish, Chinese (Simplified), Chinese (Traditional), Chinese (Simplified), Chinese (Traditional), English (Simplified), Chinese (Simplified), Chinese (Simplified), Chinese (Traditional), English (Simplified), Chinese (Simplified) Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, Malay.Package List:1 x Smart Ring1 x Charging Case1 x Ring USB Cable1 x Charging Case USB Cable1 x Instruction Manual