Optical, IP20, 85 dB, 3V Lithium, Ø 115 mm, 180 g, White
Ei Electronics Ei650, Optical detector, Wireless, White, 85 dB, IP20, Surface-mounted
Ei Electronics Ei650. Detector type: Optical detector, Connectivity technology: Wireless, Product color: White. Power source: Battery, Battery voltage: 3 V, Battery technology: Lithium. Certification: DIN EN 14604 / CE / DIN 14676 / VdS 3131 / vfdb 14-01 / Q. Diameter: 4.53" (11.5 cm), Height: 1.77" (45 mm), Weight: 6.35 oz (180 g)