diff --git a/README.md b/README.md
index 593f11c..1ac370a 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
 # pnpdevice
 
-The device-side logic for managing pools'n' pumps integration with Home Assistant
+The device-side logic for managing pools and pumps integration with Home Assistant
\ No newline at end of file
diff --git a/relay.py b/relay.py
deleted file mode 100755
index 3fee0ee..0000000
--- a/relay.py
+++ /dev/null
@@ -1,99 +0,0 @@
-#!/usr/bin/env python3
-import argparse
-import dataclasses
-import lgpio
-import sys
-from typing import Dict
-import time
-
-# From test C program using wiringPi
-# RELAY_PINS = [4, 17, 27, 18, 22, 23, 24, 25]
-# Physical pins
-# PINS = [7, 11, 13, 15, 12, 16, 18, 22]
-# From Banana Pi Zero M2 pinout
-RELAY_PINS = ["CON2-P07", "CON2-P11", "CON2-P13", "CON2-P15", "CON2-P12", "CON2-P16", "CON2-P18", "CON2-P22"]
-# con2-p22 ?
-# p18: waterfall
-# p16: filter pump, salt cell
-
-@dataclasses.dataclass
-class Relay:
-	name: str
-	pin: str
-
-RELAY_ON = 0
-RELAY_OFF = 1
-
-RELAYS = [
-	Relay("Unknown", "CON2-P22"),
-	Relay("Waterfall", "CON2-P18"),
-	Relay("Filter", "CON2-P16"),
-	Relay("Unknown 2", "CON2-P12"),
-]
-DEVICE = "/dev/ttyUSB0"
-
-def alloff(args, handle, pin_to_line):
-	"Turn off all relays"
-	for relay in RELAYS:
-		line = pin_to_line[relay.pin]
-		lgpio.gpio_claim_output(handle, line, level=RELAY_OFF)
-
-def on(args, handle, pin_to_line):
-	"Turn on a single relay"
-	name_to_pin = {relay.name.lower(): relay.pin for relay in RELAYS}
-	pin = name_to_pin[args.name.lower()]
-	line = pin_to_line[pin]
-	lgpio.gpio_claim_output(handle, line, level=RELAY_ON)
-	print(f"{args.name} now on")
-	
-def status(args, handle, pin_to_line):
-	pin_to_name = {relay.pin: relay.name for relay in RELAYS}
-	for pin, name in pin_to_name.items():
-		line = pin_to_line[pin]
-		okay_status, io_number, flags, pin, user = lgpio.gpio_get_line_info(handle, line)
-		# value 2 == "Kernel: Output"
-		print(f"{pin_to_name[pin]}: {flags} ({okay_status})")
-
-def map_pin_to_line(handle):
-	start_pin, end_pin, name, driver = lgpio.gpio_get_chip_info(handle)
-	pin_to_line = {}
-	for x in range(start_pin, end_pin):
-		okay_status, io_number, flags, pin, user = lgpio.gpio_get_line_info(handle, x)
-		if okay_status != 0:
-			print(f"Error getting pin {x}: status {okay_status}")
-			continue
-		pin_to_line[pin] = x
-	return pin_to_line
-
-
-def main():
-	parser = argparse.ArgumentParser()
-	subparsers = parser.add_subparsers(required=True, help="the sub-command to execute")
-
-	parser_status = subparsers.add_parser("status", help="Show status of the relays")
-	parser_status.set_defaults(func=status)
-
-	parser_alloff = subparsers.add_parser("alloff", help="Turn off all relays")
-	parser_alloff.set_defaults(func=alloff)
-
-	parser_on = subparsers.add_parser("on", help="Turn on a relay")
-	parser_on.add_argument("name", choices=[relay.name for relay in RELAYS])
-	parser_on.set_defaults(func=on)
-	args = parser.parse_args()
-
-	handle = lgpio.gpiochip_open(0) # open /dev/gpiochip0
-	if handle < 0:
-		print("Error on open")
-		return -1
-
-	pin_to_line = map_pin_to_line(handle)
-		
-	try:
-		args.func(args, handle, pin_to_line)
-	finally:
-		lgpio.gpiochip_close(handle)
-
-	return 0
-
-if __name__ == "__main__":
-	sys.exit(main())