Victron Energy SmartShunt Bluetooth Smart Battery Shunt 2000 amps/ 50MV Black. Your phone acts as the display. The SmartShunt connects via Bluetooth to the VictronConnect App on your phone (or tablet) and you can conveniently read out all monitored battery parameters like state of charge time to go historical information and much more. Alternatively the SmartShunt can be connected and be read by a GX device. Connection to the SmartShunt is made via a VE.Direct cable. The SmartShunt is a good alternative for a BMV battery monitor especially for systems where battery monitoring is needed but less wiring and clutter is wanted. The SmartShunt is equipped with Bluetooth a VE.Direct port and a connection that can be used for: monitoring a second battery midpoint monitoring or a temperature sensor. Specifications for Victron Energy SmartShunt Bluetooth Smart Battery Shunt: Manufacturer: Victron Energy Color: Black Features of Victron Energy SmartShunt Bluetooth Smart Battery Shunt Fuse Type = Terminal Package Contents: Victron Energy SmartShunt Bluetooth Smart Battery Shunt Victron Energy SHU050220050: SmartShunt Bluetooth Smart Battery Shunt 2000 amps/ 50MV Black