Illuminated exit sign / pictorial emergency sign with single battery Sturdy plastic case IP54 Visibility range 25 m Eco-friendly NiMH battery Rated operating time 1 or 3 hours Button for operation check (on the housing) Lamp, battery and four pictograms included Voltage: 230 V AC 50 / 60 Hz Dimensions: 359 x 163 x 90 mm Lamp: 8 W Fluorescent lamp T16 Visibility range: 25 Operation mode: Permanent operation, Wake up mode Luminous flux / intensity: 8 W Fluorescent lamp T16 (inclusive)Luminous flux of light 270 lm Degree / class of protection: IP54 / Class II Ambient temperature: +5 °C to +35 °C Housing: Polycarbonate Material color: white Battery Accu: NiMH 3.6 V4000 mAh Nominal operation duration: 3 h Monitoring Local surveillance: Button for operation check Manufacturer: B.E.G. Brück Electronic GmbH Description: 2DN-H25/8/3-LLD Material color: white Item number: 7191 -