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This model on sale delivers crisp image quality with its 1080p sensor and features two-way communication, along with night vision. You get motion detection, along with real-time alerts that come straight to any connected device. Now this model isn't wireless, so you will need to install it. For most people, that's just going to require you to remove your current doorbell and plug in this new device using the existing wiring. Sometimes there are some additional steps, but for most people it should be that straightforward. Again, this is a refurbished model from Woot, but it does come with a 90-

The RingConn Gen 3 tracks activity, sleep, stress, blood oxygen levels, heart rate, sleep apnea, and women’s health, just as you’d expect. New for the Gen 3 is Vascular Health monitoring. After calibrating the smart ring with blood pressure results from a cuff, it uses vascular load indicators to show long-term trends — Stable, Slight, Noticeable — to help better understand your heart health. It’s important to note the RingConn Gen 3 does not measure blood pressure, and there’s almost no mention of blood pressure in the company’s literature around the smart ring. Instead, the Vascular Health f

Like the RingConn Gen 2, the RingConn Gen 3 is made of titanium and epoxy resin, and is both waterproof to 100 meters and has an IP68 dust and water resistance rating. The smart ring is 2.3mm thick, which is 0.3mm thicker than the RingConn Gen 2 and RingConn Gen 2 Air, and slightly heavier at between 2.5 and 3.5 grams, depending on the size of smart ring you wear. RingConn has not confirmed the width of the Gen 3. For comparison, the Oura Ring 4 is 2.88mm thick and weighs between 3.3 and 5.2 grams, depending on the size. The RingConn Gen 3 comes with a charging case suitable for travel in the

The Oura Ring 4 is the RingConn Gen 3’s main competition. It lacks the Vascular Health and vibration feature, but makes up for it with a comprehensive app and lifestyle tracking, plus a choice of either titanium or ceramic materials. It requires a $6 per month subscription. Ultrahuman is also launching the Ultrahuman Ring Pro. It will be available in the US from June 20, and costs $479. Alternatively, screen-less trackers like the Whoop 5.0 and new Fitbit Air may appeal if you’re put off by wearing a ring. RingConn Gen 3 $314 $349 Save $35