Order before 7pm/8pm, shipped same day! Free shipping and returns. Bulb included: Ja Specifications: Extra functions:Dimmable, dimmer not included Practical, smart and perfect smart E27 bulb in 7W with a light output of 806 lumens with colour temperature between 1800K and 3600K. This Calex bulb is the latest smart technology that can be controlled via smart phones, tablets as well Amazon\'s Alexa and Google home. By simply downloading the calex app onto your smart device and using Wifi, you can control the lumen output, the highest is 806 lumens which is perfect for functional use and dim it down, set the perfect colour temperature from a warmer colour temperature of 1800K to a more brighter cool white to 3600K. Ideal ST64 with a total height of 14cm and diameter of 6.4cm, perfect for a decorative finish with visible filaments. Download the PDF for further instructions on how to set up this Smart Bulb. 6.4 cm x 14 cm