The dulux LED f18 emergency & ac mains v 12w 840 4000k 2g10 lamp is a high-quality, energy-efficient LED lamp that is perfect for emergency lighting applications. It is a direct replacement for traditional 18W fluorescent lamps, and it offers a number of advantages. · · · Easy installation · · Low energy consumption · · Not suitable for operation with electronic control gear · · Easy relamping thanks to compact design · · Operation directly on 230 V AC mains possible · · LED replacement for conventional compact fluorescent lamps for use in CCG luminaires or on AC mains · · Lifetime: up to 30,000 h · · Single-ended four-pin plug-in 2G10 base