GY Bluetooth Mesh B22 RGBCW Smart LED Bulbs A60 6.5W High Energy Efficiency Bulb,Warm White to Cool White(2700K-6500K)Colour Changing,No WiFi required,Bluetooth Connect Smart Life APP Control,6 packs

【Efficient Networking Speed】You need to turn on your phone’s Bluetooth and connect to the network before adding this bulb to the ‘smart life’ APP list, No hub required.Up to4-7seconds faster networking than WiFi smart lights.
【Bluetooth Mesh Control】After adding the GY bluetooth mesh dimmable gu10 bulb to the APP, you can use the APP to control the bulb to change the colour or dim the light within the Bluetooth reception range without the need to use the internet. More light bulbs can be added for linkage control within the appropriate Bluetooth reception range.
【Note: Bluetooth Gateway Function】If you need to use Alexa Echo/Google Home smart speaker control, remote control beyond the Bluetooth control range. You need to add additional Bluetooth gateway for connection control (this product does not contain gateway device, you need to buy it by yourself).
【Scene Customization】You can set the light colour, colour temperature and brightness according to your preference. There are also a variety of preset scenes for you to choose from. You can also set the music rhythm function and group control.
【Wide Use and Long Life】Standard B22 socket, easy to install, suitable for a wide range of fixtures.GY bluetooth mesh dimmable gu10 bulb have an average life span of 25,000 hours, which effectively reduces the cost of bulb usage and overall cost.