Round 85dB battery powered fire alarm This Nedis smoke detector guarantees maximum protection for your home or office by alerting you as soon as a fire breaks out. The sensor and integrated lithium battery last ten years and the detector tells you when it's time for replacement. It is important to test correct operation regularly. To make this easier, this smoke detector features a large front button that allows you to carry out necessary tests or deactivate the alarm. • Ten year sensor and battery life• Large test and alarm mute button• Silent early warning via flashing LED Product Specifications Length 102mm Height 35mm Depth 102mm Weight 120 g Color White Materials ABS Power type Battery powered Audio 85dB test button Yes Sensor life cycle 10 years Includes mounting material Yes Measuring range 0-3 m Type of detector Smoke connectable No Diameter 102mm Pause button Yes Batteries required (included) 1x CR123A Input voltage 3V DC Number of products in the package 1 pc. Battery life up to 10 years EN compliance EN 14604 Temperature operating range -10 - 40 °C Supplier Code : DTCTSL30WT EAN code : 5412810269204