This LED Light panel offers 3400lm lumen and 40W power output. Choose our LED Light panel offering 3400lm lumen and 30W power output. The high efficiency light source uses SMD2835 LEDs. Light is distributed through the laser cut light guide plate with a very high transmission rate. Features Dimensions: 595 x 595mm (For 600 x 600 Grid Ceiling)Colour Options: Cool White (5000K) as standard, Warm White or Daylight White.Energy Efficient: LED panels are an excellent way to significantly reduce your energy bills.5 Year Warranty Included.