diff --git a/looper.py b/looper.py
new file mode 100644
index 0000000..d73eed8
--- /dev/null
+++ b/looper.py
@@ -0,0 +1,154 @@
+import serial
+import struct
+import random
+import threading
+import time
+import sys
+from pathlib import Path
+from datetime import datetime
+
+# Initial state
+toggle_state = 0
+
+ser = serial.Serial(port='/dev/ttyACM0', baudrate=115200)
+
+class Tee(object):
+    def __init__(self, filename):
+        self.terminal = sys.stdout
+        self.log = open(filename, "w") # Use "a" to append
+
+    def write(self, message):
+        self.terminal.write(message)
+        self.log.write(message)
+
+    def flush(self):
+        # This flush method is needed for python 3 compatibility.
+        self.terminal.flush()
+        self.log.flush()
+
+def pack_integers_to_bytes(*integers: int) -> bytes:
+    # Setup Header (Sync bytes)
+    sync_bytes = [0x41, 0x52]
+    
+    # Process Data
+    # Mask each input to 8-bit to prevent packing errors
+    data_bytes = [i & 0xFF for i in integers]
+
+    # Get length
+    data_length = [len(data_bytes) & 0xFF]
+    
+    # Calculate Checksum
+    # Summing all data bytes, then applying bitwise NOT
+    total_sum = sum(data_bytes)
+    rx_checksum = ~total_sum
+    
+    rx_checksum_h = (rx_checksum >> 8) & 0xFF
+    rx_checksum_l = rx_checksum & 0xFF
+    checksum_bytes = [rx_checksum_h, rx_checksum_l]
+
+    # Combine all components
+    full_packet = sync_bytes + data_length + data_bytes + checksum_bytes
+    
+    # Dynamically create format string
+    # '!' = Network order, 'B' = unsigned char
+    # We need as many 'B's as there are elements in full_packet
+    format_string = f"!{len(full_packet)}B"
+    
+    return struct.pack(format_string, *full_packet)
+
+def trigger_serial_command():
+    global toggle_state
+    global ser
+    global min_delay_input_f
+    global max_delay_input_f
+
+    toggle_state = 1 - toggle_state
+
+    if toggle_state == 0:
+        voltage = 0
+        voltage_mv = 0
+        state = 0
+
+        print("VOLTAGE SET TO: OFF")
+
+    else:    
+        # Generate voltage level
+        voltage = random.randint(9, 30)
+        voltage_mv = voltage * 1000
+        state = 1
+        
+        print("VOLTAGE SET TO: " + str(voltage) + "V")
+    
+    # Serial logic
+    print(f"[{time.strftime('%H:%M:%S')}] SENDING SERIAL COMMAND...")
+
+    command = 83 # 0x53 'S' ASCII
+
+    b1 = (voltage_mv >> 24) & 0xFF  # Most Significant Byte
+    b2 = (voltage_mv >> 16) & 0xFF
+    b3 = (voltage_mv >> 8) & 0xFF
+    b4 = voltage_mv  & 0xFF
+
+    data = (command, state, b1, b2, b3, b4)
+    byte_data = pack_integers_to_bytes(*data)
+    ser.write(serial.to_bytes(byte_data)) 
+    
+    # Schedule the NEXT random trigger
+    # random.uniform(0.1, 100.0) provides the random delay in seconds
+    delay = random.uniform(min_delay_input_f, max_delay_input_f)
+    print(f"NEXT COMMAND IN {delay:.2f} SECONDS...")
+    
+    # Create and start a new timer thread
+    timer = threading.Timer(delay, trigger_serial_command)
+    timer.start()
+
+# Run main
+if __name__ == '__main__':
+    now = datetime.now()
+
+    # Format as string: YYYY-MM-DD HH:MM:SS
+    timestamp_str = now.strftime("%Y_%m_%d_%H_%M_%S")
+    build_path = "~/Python/Automotive-Power-Simulator-App/LOGS/" + timestamp_str + ".txt"
+    log_file = Path(build_path).expanduser()
+    sys.stdout = Tee(log_file)
+    print("LOGGING TO: " + str(log_file))
+
+    # Get time constants
+    print ("PLEASE ENTER A MINIMUM DELAY VALUE...")
+
+    min_delay_input = input()
+    min_delay_input_f = float(min_delay_input)
+
+    print("MINIMUM TIME DELAY: " + str(min_delay_input_f))
+
+    # Get time constants
+    print ("PLEASE ENTER A MAXIMUM DELAY VALUE...")
+
+    max_delay_input = input()
+    max_delay_input_f = float(max_delay_input)
+
+    print("MAXIMUM TIME DELAY: " + str(max_delay_input_f))
+    
+    # Start the very first trigger
+    trigger_serial_command()
+    # Setup serial port
+
+    try:        
+        while (1):
+            time.sleep(1)
+
+    except KeyboardInterrupt:
+        state = 0
+        command = 83 # 0x53 'S' ASCII
+        voltage_mv = 0
+
+        b1 = (voltage_mv >> 24) & 0xFF  # Most Significant Byte
+        b2 = (voltage_mv >> 16) & 0xFF
+        b3 = (voltage_mv >> 8) & 0xFF
+        b4 = voltage_mv  & 0xFF
+        
+        data = (command, state, b1, b2, b3, b4)
+        byte_data = pack_integers_to_bytes(*data)
+        ser.write(serial.to_bytes(byte_data)) 
+
+        ser.close()
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