How many messages can Xiaomi Mi Band 4 display?

Xiaomi Mi Band 4 can display a notification message with limited space and can display up to 130 characters.

Xiaomi Mi Band 4 is a new smart product released by Xiaomi Company on June 11, 2019. Compared with Xiaomi Mi Band 3, the dial has not only been upgraded from black and white to an AMOLED color screen, but the display area has also increased by 10%. Thirty-nine point nine, the surface is covered with 2.5D curved scratch-resistant tempered glass, and matched with 77 dial themes, it can fully meet personalized needs. Xiaomi Mi Band 4 standard version and NFC version use true color screen, 50-meter waterproof, 6-axis sensor, etc., priced at 169 yuan. ***There are 5 colors (standard version): graphite black, thermal orange, space blue, burgundy red, and lotus root pink.

Xiaomi Mi Band 4 has a built-in 6-axis sensor, supports 5ATM waterproofing, and supports six sports modes: swimming, outdoor running, indoor running, walking, exercise, and cycling. Mi Band 4 has a heart rate warning function. When the heart rate is too high, the band will automatically vibrate to remind users to pay attention. Mi Band 4 also supports sedentary reminders. Xiaomi Mi Band 4 is equipped with a 135mAh battery. According to Xiaomi laboratory test data, the standard version of Mi Band 4 has a battery life of about 20 days.