This set of smart 24V Garden Posts with built-in LED lights turns your garden into a place you love to be. Light up your garden with warm white light for long (summer) evenings or choose from 100+ colour options to suit your mood. Experience a fully integrated smart system based on Bluetooth Mesh protocol. Note: For this item you need the Calex Bluetooth Link. These Garden Posts have a diameter of Ø76mm, depth of 76mm and height of 280mm. Distance between light points: 2 metres. Cable length: 13 metres (with plug). Regardless of the size of your garden or the number of items placed, these products can all be connected and managed from the same free Calex app that you use for the existing Calex Smart products. - Plug & Play - Easy installation and control via free Calex app - Dual use (Ground spike included) - Enjoy 100+ colour options and adjustable white light - Works with Google Home, Amazon Alexa and Siri