Amazon links to products below. As an Amazon Affiliate I earn a commission on qualifying purchases at no cost to you
water leak sensor: https://amzn.to/3Q4g0Ae
smart plug: https://amzn.to/3Q84Ry8
smart switch relay: https://amzn.to/3rT1MKv
door sensor: https://amzn.to/3QtKux2
loud siren: https://amzn.to/45JQFBc
fire/carbon monoxide detector: https://amzn.to/3Q77UGN
this requires a zwave USB stick: https://amzn.to/3S6R65q