True 6500 K Kelvin Led light source. 7W (250 - 450mm) High light levels at the correct wavelengths for powerful plant growth. Often, just a standard t5 uvb is not enough visible light - adding this to any enclosure will definitely raise the lighting to more of an eye pleasing natural state.  • Blue and red spectrums to encourage plant growth and flowering. • Low energy consumption. • Extendable arms. • Controller with Dual Channel On/Off LED. • Supplied with 4 clamp fixings. • 2 year guarantee. • Adapter clips : Compatible with T5 & T8 fittings. Allows easy retro fitting into the vast majority of existing aquarium light fittings. (Included)     Read more