🔔Long-lasting Battery Life: Equipped with a 10-year sealed for life battery, our smoke detectors are produced under EN14604 standard, the smoke alarm offers unparalleled convenience and peace of mind. You won't have to worry about frequent battery replacements, ensuring continuous protection for an extended period 🔔Advanced Detection Technology: This smoke alarm utilizes photoelectric sensing technology, which is highly effective at detecting slow smoldering fires. It promptly alerts occupants in the event of smoke, providing vital early warning to ensure safety 🔔Mute Function and Loud Alarm: Smoke alarm features quiet test function which means you're less likely to wake up others when testing your alarms. Our fire alarms have 85dB loud alarm and red light indicator, The beeping will continue until the smoke is cleared or the Test/Silent button is released. Our alarm can test itself constantly with red led flashes every 56 seconds. Keep you and your family safe 🔔Reliable Performance: With its robust construction and high-quality components, this smoke alarm delivers reliable performance in various environments. It meets rigorous safety standards and undergoes stringent testing to ensure consistent operation when it matters most. The smoke detectors doesn't flash in normal mode. It's suitable to install in bedroom. No annoying flashing led to disturb you at night 🔔Easy Installation and Maintenance: Designed for hassle-free setup, this smoke alarm can be easily installed using the provided mounting hardware, no need to rewiring, all accessories included. Its sealed battery eliminates the need for battery replacement or maintenance throughout its entire lifespan, simplifying up keep, Manufacturer: HIYAA