• FOR USE WITH THE GEMINI SECURITY SYSTEM BY NAPCO
• Built-in test switch.
• Visual LED indicates alarm and standby.
• Includes batteries & mounting kit.

Gemini Wireless Smoke Detector (GEM-SMK) Overview

Gemini Wireless Smoke Detector (GEM-SMK) Add to your Gemini Security system with these seamless matched, upward- and downward-compatible components and you can customize a reliable system -- flexible enough to help you meet the most modest of budgets, yet expansive enough so you can secure even the most demanding of applications requirements.