... & IR light radiation High power led downlight with 7w led ceiling lamp with 50,000hours lifespan.Specification:input power :9Winput voltage ... :φ116.5*H77MMMaterial : aluminum profileApplications: 1. Recess lighting, Shelf Lighting, Ceiling /Wall Coves2. Cabinet and under counter lighting, Office work station3 ... , Step Lighting, Light boxes4. Merchandising, Exhibition stands and panels 9w ceiling lamp