diff --git a/monkey/infection_monkey/telemetry/messengers/batching_telemetry_messenger.py b/monkey/infection_monkey/telemetry/messengers/batching_telemetry_messenger.py
index 4d34012d8..9dc051666 100644
--- a/monkey/infection_monkey/telemetry/messengers/batching_telemetry_messenger.py
+++ b/monkey/infection_monkey/telemetry/messengers/batching_telemetry_messenger.py
@@ -1,11 +1,11 @@
 import queue
 import threading
-import time
 from typing import Dict
 
 from infection_monkey.telemetry.i_batchable_telem import IBatchableTelem
 from infection_monkey.telemetry.i_telem import ITelem
 from infection_monkey.telemetry.messengers.i_telemetry_messenger import ITelemetryMessenger
+from infection_monkey.utils.timer import Timer
 
 DEFAULT_PERIOD = 5
 WAKES_PER_PERIOD = 4
@@ -40,8 +40,6 @@ class BatchingTelemetryMessenger(ITelemetryMessenger):
             self._period = period
 
             self._should_run_batch_thread = True
-            # TODO: Replace with infection_monkey.utils.timer.Timer
-            self._last_sent_time = time.time()
             self._telemetry_batches: Dict[str, IBatchableTelem] = {}
 
             self._manage_telemetry_batches_thread = None
@@ -59,21 +57,20 @@ class BatchingTelemetryMessenger(ITelemetryMessenger):
             self._manage_telemetry_batches_thread = None
 
         def _manage_telemetry_batches(self):
-            self._reset()
+            timer = Timer()
+            timer.set(self._period)
+            self._telemetry_batches = {}
 
             while self._should_run_batch_thread:
                 self._process_next_telemetry()
 
-                if self._period_elapsed():
+                if timer.is_expired():
                     self._send_telemetry_batches()
-                    self._reset()
+                    timer.reset()
+                    self._telemetry_batches = {}
 
             self._send_remaining_telemetry_batches()
 
-        def _reset(self):
-            self._last_sent_time = time.time()
-            self._telemetry_batches = {}
-
         def _process_next_telemetry(self):
             try:
                 telemetry = self._queue.get(block=True, timeout=self._period / WAKES_PER_PERIOD)
@@ -93,9 +90,6 @@ class BatchingTelemetryMessenger(ITelemetryMessenger):
             else:
                 self._telemetry_batches[telem_category] = new_telemetry
 
-        def _period_elapsed(self):
-            return (time.time() - self._last_sent_time) > self._period
-
         def _send_remaining_telemetry_batches(self):
             while not self._queue.empty():
                 self._process_next_telemetry()