Index: dialin/hd/hemodialysis_device.py
===================================================================
diff -u -r8c1ae1a592e02562ad9bded9ea2bd199fa80f4bf -ree35b8c6ec693d3231c04bcd1e84dfd14a22ccb2
--- dialin/hd/hemodialysis_device.py	(.../hemodialysis_device.py)	(revision 8c1ae1a592e02562ad9bded9ea2bd199fa80f4bf)
+++ dialin/hd/hemodialysis_device.py	(.../hemodialysis_device.py)	(revision ee35b8c6ec693d3231c04bcd1e84dfd14a22ccb2)
@@ -46,6 +46,7 @@
 from .reservoirs import HDReservoirs
 from .sw_configs import HDSoftwareConfigs
 from .post_treatment import HDPostTreatment
+from .battery import HDBattery
 from ..common.msg_defs import MsgIds, MsgFieldPositions
 from ..protocols.CAN import DenaliMessage, DenaliCanMessenger, DenaliChannels
 from ..utils.base import AbstractSubSystem, publish, LogManager
@@ -152,6 +153,7 @@
         self.hd_reservoirs = HDReservoirs(self.can_interface, self.logger)
         self.sw_configs = HDSoftwareConfigs(self.can_interface, self.logger)
         self.post_treatment = HDPostTreatment(self.can_interface, self.logger)
+        self.battery = HDBattery(self.can_interface, self.logger)
 
     def get_operation_mode(self):
         """