Huawei GT3 Pro The watch’s Seamless titanium body is where sporty meets business casual, with clear-cut lines and contours that summon new sensations, and speak to your sense of style. HUAWEI WATCH GT 3 Pro comes with IP68 and 5 ATM ratings for water resistance, and has withstood a staggering 200 water pressure cycles, so that it supports free dives as deep as 30 meters, making it the perfect companion for all of your undersea adventures. TruSeen 5.0+ heart rate monitoring technology deploys eight photoelectric sensors in a ring formation, to capture enhanced signals. An all-new algorithm filters out interference, for meticulously heart rate monitoring. You can even monitor your heart rate on a 24/7 basis, with real-time alerts whenever your heart rate strays from its normal range. With SpO2 measurements, made possible by TruSeen 5.0+ heart rate monitoring technology, you can rest assured knowing that when it comes to GT3 Pro, caring runs in the blood! The watch has a 30% increased charging speed, and allows you to charging 25% in 10 short minutes, or 100% in just 85 minutes, and wear it for a full 14 days before needing another boost! NATURALLY PAIRING WITH OTHER SMART DEVICES: From Huawei and iOS (from iOS9 onwards) devices to Android smartphones, the HUAWEI WATCH GT 3 Pro works with all devices and provides full comfort on your wrist.