LEDwholesalers 2501RD Red 225 LED 13.8 Watt Square Grow Light Panel 110 Volt Body material: Thermoplastic Circuitry board material: Diecast Chrome Color: RED 225 RED light LEDs: 650nm (nanometer) wave length Working Voltage: 12V or 110V-220V Power: 13.8 Watts Dimensions: 12 inches (30.5cm) square