Meross GS559A smart smoke detector Photoelectrical reflection detector Interconnectable Wireless connection

<br />Meross GS559A. Detector type: Photoelectrical reflection detector, Product colour: White, Alarm decibels: 85 dB. Power source: AC/Battery, Battery technology: Alkaline, Input voltage: 1.5 V. Height: 36.7 mm, Diameter: 12 cm, Weight: 120 g. Quantity per pack: 1 pc(s). Cables included: USB