The BRK PR700B Low-Profile Photoelectric Smoke Alarm offers sleek design and dependable performance suitable for both residential and institutional environments. Powered by a 9 V battery and equipped with a silence feature, it features a tamper-resistant mounting system and a voice-quieting button to reduce nuisance alerts. Certified to a wide range of safety standards—including UL217, NFPA 72, and ICC—it delivers an 85 dB alarm while maintaining effective operation across varied humidity and temperature ranges. Backed by a 10-year limited warranty, it's an ideal choice for protecting bedrooms, hallways, and shared spaces with minimal aesthetic intrusion. Temperature Range:    40°F (4°C) to 100°F (38°C)