1,Intelligent battery charger, controlled by Microprocessor 2,Supply 48V,60V,72V,96V etc. 3,Effiency: 95%,CE certificate. Silicon Battery Charger ... charging voltage as per customers different kinds of lead-acid battery.10,Operating temperature:0-50 ,Storage temperature:-10 - + ... 60 . If you have any other optional functions requirements about battery charger , please feel free to contact us. We can ...