surface-mount, plastic indoor light fitting for installation onto the ceiling or wall in public or non-public areas; opal diffuser made of highly permeable, translucent polycarbonate; electronic driver ON/OFF (AC, DC on request), backup power supply with self-test. 3 hours operating time.; emergency back-up power supply for permanent and emergency lighting, connected to L3 (lum. flux 440lm); Body: white polycarbonate (PC, RAL 9003), UV stable, impact resistant; Diffuser: translucent polycarbonate (PC), UV stable, impact resistant; Clips: rotary cap (polyamide + 10 % fibreglass); Sealing: polyurethane (PUR), foam-filled base groove; Connection: screwless five-pole terminal block; Power: 9 W; Luminaire flux: 1250 lm; Lifetime: L90/B10; 50000 hours; Impact strength: IK10; Ambient temperature: 0|35 °C; Weight: 1,6 kg;