Rundur 10-Year Battery Fire Detector, 3.5-Inch Mini Design

The Performance Breakdown Guide

Fire Alarm 10-Year Battery Test Winner

The Runidur smoke detector features a low-power, environmentally friendly CR123A lithium battery, ensuring a service life of up to 10 years. This energy-saving design saves you the hassle of frequent battery replacements, offering continuous 24/7 protection.

Photoelectric Smoke Detector

Equipped with a photoelectric sensor, this smoke alarm quickly monitors for smoke and fire. It emits a loud alarm signal (85dB+), providing timely fire warnings. The device includes a dust-proof isolation board and an advanced chip that automatically handles various interference factors, ensuring optimal sensitivity.

Mini Smoke Detector

At only 3.34 inches by 0.93 inches, this is the thinnest smoke detector on the market. It remains free from LED flicker under normal daily conditions, ensuring clear and uninterrupted monitoring. Each set includes two installation materials for quick and convenient setup, making it perfect for any home.

Test/Silent Button

Following the instructions in the manual, turn on the fire detector. Once powered on, press the test button for 3 seconds until the LED light turns on and a "beep" sound is heard. If an alarm is issued and there is no fire danger, you can press the test button to silence the alarm.

UL 217 Standard Compliance

The Runidur smoke alarm is made from an upgraded flame-retardant ABS plastic shell, ensuring high-temperature resistance and corrosion protection. This design meets the UL 217 industry standards for smoke detectors.