1.Small volume,good reliability,easy installation. 2.Long life cycle,normally can be used for more than 10 years. It has excellent ... ,output voltage DC48V.BMS included, interface on penal.Mutiple choice for output: 12V/40Ah,12V/50Ah,12V/100Ah,12V/200Ah, 12V 50AH LifePO4 battery for communication station