Nitecore UMS4 Intelligent USB Four-Slot Superb Battery Charger

Power Xpert Gateway Mini-slot UPS Card intelligent slot Most of the units have a SmartSlot which accepts an optional interface card providing features ranging from network intelligent slot ups Smart-UPS or Symmetra UPS SmartSlot Cards use the internal UPS accessory slot to enhance the performance of your UPS Monitor or control third-party

intelligent slot Intelligent slot for SNMP, MODBUS or Dry Contact card; On-Line Double Conversion technology transformerless ; Active PFC circuit ; Compatible