Features：

1）Adopt customized high-performance hollow cup motor, aluminum alloy structure

2）Surface hard anodized, reliable and durable

3）The circuit hardware and software algorithm are newly upgraded, and the voltage regulation is more accurate and fast.

4）Two startup modes, normal startup and enhanced startup, are designed to adapt to different application scenarios

5）OLED high-resolution display, rich and clear display

6）It has charging overvoltage protection, card pin protection, output short circuit protection, and display text reminders for various abnormal conditions