Can be used in an energy efficient installation designed to keep running costs low, reducing ceiling clutter for clear, minimalistic ceilings all whilst keeping your home safe from the risks of smoke and fire. The smoke alarm may be linked with up to 10 other Lumi-Plugins throughout your home within a range of 100m. Ideal for usage throughout kitchens for rapid detection of fire. A tapered-edge design provides seamless integration throughout any interior Decor. Features: • Ideal for Kitchen installations • Fast & easy installation • Interlink frequency: 868MHZ • Sound level: 85dB alarm with a 10 years manufacturers warranty • Standards: Suitable for BS 583906: 2019 Grade D1 Installations • Warranty: 10 Year heat alarm warranty • Battery: 10 Year life non-replaceable battery • Replaceable detector unit to maximise working life • Low running costs Dimensions: Cut-out: 92mm Diameter: 110mm Depth: 92mm