1.12/24V 40A DC output 2.Float13.5V/27V, ... unattended, non over charge etcD. Charging current: 0-40A adjustable. When in constant current charging status, the current ... ,8A,11A,15A,19A,23A,27,31A,35A,40A charging current optional Charge processConstant current—(constant voltage) ... battery, more than 31V valve value, it’s 24V batteryEnvironmentWorking temperature(-20~50)°CStore temperature(-40~70)° ...