The Ledvance 41w IP65 PIR LED Floodlight - 4000K Cool White (Ledvance reference: FL 50 SN P 41W 6KLM 840 PS SY100 BK) is a mid-range powered IP65 rated LED Floodlight complete with PIR Sensor (Passive Infra-red), designed for applications which require a bright, robust and durable LED Floodlight that is triggered by motion at night time for security and health and safety benefits.