extern int8_t battery_low_status;
extern char *battery_low_cmd;
extern char *path_energy_now, *path_energy_full, *path_current_now, *path_status;
extern int8_t battery_low_status;
extern char *battery_low_cmd;
extern char *path_energy_now, *path_energy_full, *path_current_now, *path_status;