... cost 3.Eco-friendl,cost-effective 40W Induction Wall Pack Light (Model XP-BD-417)Product Descriptions:Induction Lighting ... to twice as efficient as compact fluorescent lights3. Instant On/Off: No waiting time between re-strike4. High Efficiency ... overpass, bridges; 4.Tunnels, runways, harbours, mine lots, underground storerooms;5. Squares, parks, gardens, sculptures, stages, advertising boards, yards, ...