- Compatible with ELK-M1XRFTWM two-way wireless transceivers
- Ability to activate built-in sounder of all enrolled ELK-6052 smoke detectors
- Photoelectric Smoke Detection
- Rapid “rate-of-rise” temperature detection
- Fixed temperature(135° F) heat detection
- 902 Mhz - 928 Mhz frequency hopping
- Dimensions: 5.6”W x 2.4”HD
- Requires 2)CR123 3V lithium batteries