This is an Energizer 9w Smart LED WiFi GLS Bulb with a Bayonet Cap Bulb using wifi voice and app control. The 9w GLS is an equivalent to the 60w incandescent GLS, boasting a lumen output of 800 lumens and up to 16 million colours to adjust to. The Lamp can be dimmed or colour changed using voice command or the free to download \'Energizer Smart\' app. This product can be controlled using Amazon Alexa, \'Hey Google\' & Siri. This smart bulb can change the colour temperature between Warm White (2700k) to 6500k (Daylight) to RGBW to create your own lighting scene to suit your mood. Other features for the bulb include scheduling on/off and group control on multiple lamps in just seconds. Energizer Part Number: S17161 Dimensions: 118mm (L) x 60mm (D) General Characteristics: Wattage[W] 9w = 60w Voltage[V] 220-240v Cap Type: B22 – Bayonet Cap Dimmable: Yes Energy Rating: A Lumens: 800lms Avg. Life: 25,000 hours