A budget and long-lasting wrist assistant with various and sophisticated themes, more than 30 fitness modes and a caring character, this is the Redmi Smart band 2. Yoga, fitness, running, swimming... whatever you want. It will closely monitor your heart rate and sleep quality for 24 hours. Monitoring of blood oxygen content is also important. It will also maintain its durability under water. If you are looking for an attentive companion and observer, he will be at your service.