1:IP67 Water proof,anti-shock ,Car level for on/off board 2:With CAN communication ,which can adjust the parameter by bms 3:100% full load 4:With 12V inside power supply 5:Intelligent temperature compensation to the battery during charging,it greatly prolong lifespan of batteryies 6:Wide output range :AC90V-265V,suitable for all countries 7:High working efficiency:94% 8:Compatible with bms like Orion ,EMUS,Ligo etc or other domestic bms brand