Features：
1. Measure the battery voltage and battery charge/discharge current; display the approximate power according to the current integral calculation;
2. Output 2 channels of 2.5A, 19V DC
3. Receive commands to control the lift of the motor
4. According to the battery voltage and power, decide whether to charge or charge off; or hibernate and enter low power consumption;
5. Manual wake-up or automatic wake-up call
6. Automatic charging management
7. Audible alarm or prompt
8. With RS232 interface for uploading data and parameter setting
