Apple Watch Series 8 features advanced health sensors and apps, so you can take an ECG¹, measure heart rate¹ and blood oxygen², and track temperature changes³ for advanced insights into your menstrual cycle⁴. And with Crash Detection, sleep stages tracking, and advanced workout metrics, it helps you stay active, healthy, safe, and connected. See Dimension section below for band sizing information.Geek Squad Certified Refurbished products are thoroughly, painstakingly and lovingly tested, so you can be sure that your device will work right, right away.

GARMIN Descent Mk2i Titanium Carbon Gray DLC with Black Band is a premium multisport dive computer smartwatch built for both underwater and everyday performance, featuring a 35.56 mm display, a durable sapphire crystal lens, and up to 16 days of battery life in smartwatch mode. Designed for serious divers, it integrates SubWave SONAR technology for reliable air integration, allowing transmission of tank pressure, remaining air time, and consumption rates for you and other divers within a 10-meter range. Multiple dive modes support single and multiple gas dives, CCR, gauge, apnea, and apnea hunt, while advanced satellite connectivity helps track surface entry and exit points with precision. The Mk2i can store and review up to 200 dives, with easy syncing and sharing through the Garmin Dive app. On land, it functions as a full-featured training watch with preloaded sports apps, animated workouts, running dynamics, heat and altitude-adjusted VO2 max, recovery time, Pulse Ox monitoring, and advanced sleep tracking. Whether underwater or above the surface, the Descent Mk2i delivers robust performance, comprehensive metrics, and reliable safety features for divers and athletes alike.

Apple Watch Series 8 features advanced health sensors and apps, so you can take an ECG¹, measure heart rate¹ and blood oxygen², and track temperature changes³ for advanced insights into your menstrual cycle⁴. And with Crash Detection, sleep stages tracking, and advanced workout metrics, it helps you stay active, healthy, safe, and connected. See Dimension section below for band sizing information.Geek Squad Certified Refurbished products have been restored to like-new condition. All vital parts and accessories that would have been included with the original product are present, and our thorough inspection process ensures that the product is clean and in working condition.