[Saving Energy]Ultra low power consumption and save over 90% energy cost by replacing 50W halogen bulb, and low energy consumption as well as high durability, average 50000 hours life expectancy. [Remotely Control]You can control bulb anywhere you like if you have an internet connection. When you are outside, you don't have to check whether every lamp is off or not, just one-tap control on your Smart Life Tuya App. [Voice Control]Our smart led light bulbs are compatible with , Assistant. Just control it via your voice to turn on/off or dim/brighten your light, even switch your light to specific color as you desired with 16 million optional. [DIY Color with Scene Mode and Music Sync]White light warm light, light and dark adjustment under the wide range from 2700 to 6500K, 16 million colors RGB full color adjustable, easily changed by your mood. Music sync is functional well by the smart bulb. [Timer/Schedule/Plan]Number of hours to turn off the light automatically can be set with schedule featured for flexible timing control, together with sleep plan and wake up plan available directly for added convenience. Color temperature: RGB+CW+ Luminous flux: 500 () Beam angle: 90 (degrees) Color rendering index: 90 Power factor: 90 Lamp head : Colour:White Material:Plastic coated aluminum type:D: Bluetooth 220v Package Contents: 4 x dimmer light 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.