Looking for an energy efficient pool lighting solution? The Spa Electrics LED Pool Light Retro WNRX Multi PLUS Colour is the answer to your question! Spa Electrics LED lights offer peak performance, easy operation and is quick to install, Retro fitting 99% of existing surface mount pool lights within 20 minutes! Works with existing transformers and includes detailed installation instructions Suitable for all residential and commercial applications. iRIS Remote Compatible Replaces Spa Electrics WN250 / 850 / 950 + More! Simple Installation. Upgrade to LED in as little as 15 minutes Niche mount sits flush with the wall Widely used for concrete pools No electrician required. Extra Safe Low voltage. Variable Voltage Operation on all 12, 24 & 32v AC Transformers Designed and manufactured in Australia 8 different colours To change the colour on a Multi Colour or TRI colour LED pool light you need to toggle the on and off switch (power point) to cycle through the colour settings. Once you find the preset you like, leave the light on for 10 seconds and it will memorise that colour choice and you can then set the light to a timer and it will always revert back to your last colour setting. To change the colour simply repeat the step above