Wireless Smoke Detector
This product senses small particles in the air using a couple of different kinds of technologies. Once those particles are above a certain threshold, the unit will signal the alarm and begin sending system alert messages via text and email to the users.
![Siren Marine PAM4 Wired DC Relay [SM-ACC-DCRE]](https://www.greathardwaredepot.com/wp-content/uploads/2026/09/siren-marine-pam4-wired-dc-relay-sm-acc-dcre.webp)
