1. Small counter: Because it is small and exquisite, it can be easily worn on the finger and count anytime and anywhere, which is very convenient. It can easily help you calculate and record the number of various things, such as the number of steps in exercise, the amount of food, and even the scores of exams. 2. Outstanding waterproof function: The counter has a high waterproof performance, which can avoid the counter from failing due to water intrusion, so that you can use it with more peace of mind. 3. The LCD backlight is visible at night: The LCD display backlight of the counter is brighter and can be clearly seen at night, allowing you to use it easily under different light conditions. 4. Magnetic charging: When charging, just put the counter close to the charging base, which is very convenient and also avoids the wear and tear of the traditional charging port.