Smoke Detector with 10 Year Battery and Easy Test, 9V Lithium, 85 dB
m-e RM 210, Photoelectrical reflection detector, White, 85 dB, 118.1" (3 m), Battery, 9 V
m-e RM 210. Detector type: Photoelectrical reflection detector, Product color: White, Alarm decibels: 85 dB. Power source: Battery, Battery voltage: 9 V, Battery technology: Lithium. Certification: EN 14604, BS, CE. Diameter: 4.21" (10.7 cm), Height: 1.06" (27 mm)