MANTA OneRing 57mm

A multifunctional smart ring with sensors and a stylish case made of high-quality stainless steel, demonstrating high mechanical strength and resistance to corrosion. This device is lightweight and has a premium appearance. It is also worth mentioning the built-in Bluetooth LE 5.0 interface module for communication with a smartphone, and the manufacturer guarantees compatibility with both the Google Fit application and Apple Health.

The case of the MANTA OneRing 57mm smart ring is completely sealed (IP68), and the built-in battery provides a decent battery life (a charging case is included). Integrated sensors allow the gadget to determine heart rate, skin temperature and blood oxygen saturation. Thanks to the accelerometer, it is possible to measure the number of steps taken and determine energy consumption. This set of functions makes it possible to use such a smart ring as a fitness tracker. Available in 3 sizes (diameters from 18.2mm to 20.7mm) and 3 colors (light silver, dark silver and gold).