Professional LED lamps for facilities AC/DC. Product features: LED lamp compatible for emergency power system. High switching cycle with 500,000 times. Product benefits: Light for AC/DC system (AC 220-240V, DC 176-250V). High switching cycle enables long lifetime when it is connected to motion sensors. Very long lifetime of up to 25,000 h. Areas of application: Public space in large-scaled buildings: staircases, corridors, emergency exits, basement. Outdoor applications only in suitable luminaires.