Wireless Interconnectable Professional Anti Insect Function Safety & Security Review

HOW TO TEST: Don't test smoke detector by using burning paper or match. Test smoke detector by pressing the test button until it beeps. The red LED of all connected devices will flash twice per second for five minutes. WIRELESS INTERCONNECTED: This smoke alarm can realize the interconnection between same models. When fire detector detects smoke and the alarm sounds, other alarms connected to it will all sound. Up to 40 pcs alarms interconnect, wireless range is 328 feet. 10 YEARS LIFE: This fire alarm has a built-in 3V lithium battery, it ensures 10 years lifetime without replacing the battery. Smoke detector has a low battery warning which will remind you to change smoke detector. SILENCE FUNCTION: If non-emergency smoke (e.g. cooking fumes) causes nuisance alerts, you can easily silence them by pressing the test/silence button of smoke alarm, false alarms can be cancelled with a single tap. Mute can last up to ten minutes. 24 HOURS PROTECT : If you have problem in smoke alarms interconnection, please contact us. Smoke detectors should be installed in every room (except bathrooms and kitchens). Don't test smoke detector with cigarette or burning paper, sensor will be damaged.