1. The model has been released in 2021, 70,000 units have been sold within half a year, and no more than 5 units have broken batteries.
2. The lithium battery can be recharged 5000 times. If it is charged 5000 times, even if the customer uses it every day, the customer will use it for at least 13 years.
3. The failure probability of our factory is as low as 2‰ – 3‰ (while the data of peers is 5‰)