Orion-TR Smart Isolated DC-DC Converter - 24 VDC to 24 VDC - 400W - 17AMPThe Orion-Tr Smart DC-DC charger is a professional DC-to-DC adaptive 3-stage charger with built-in Bluetooth.Bluetooth Smart EnabledAny Bluetooth-enabled smartphone, tablet, or other device can be used to monitor, change settings, and update the charger when new software features become available.Instant Readout The VictronConnect App can display key data, including warnings and alarms, on the device list page without the n