Smoke Detector with Photoelectric Sensor 10 Years Autonomy Automatic Test Home Store Company

【360 Degree High Sensitivity Perception】: Unique structural design and advanced photoelectric labyrinth, real-time monitoring of smoke presence, detection of visible particles faster than ionization alarm. 【Battery Lasts 10 Years】: This fire detector is equipped with a low power 3V lithium battery for an incredible lifespan of up to 10 years, for smooth operation. 【Operation test button】: This smoke detector is equipped with a function test button for function test. With this, the alarm detector can be reset after an alarm or returned to monitoring mode. 【High Quality and Easy to Install】: The outer casing of this smoke detector is made of high quality ABS + PC plastic, environmentally friendly and flame retardant. 【Comprehensive protection for your safety】: Smoke detectors have a built-in buzzer.Once the danger of smoke and fire is detected, the red LED indicator will flash immediately and an alarm sound of over 80 dB will be emitted to quickly remind you and your family.