High-quality WIFI+Bluetooth smart ceiling light, can be connected to wifi, can be connected to Bluetooth, and can also be controlled separately by remote control switch, delay switch,Mobile APP control operation, one-to-many control, one group can control 6-8 devices, can be controlled in groups,RGB full color (16 million color adjustments) + CCT color temperature (2700K-6500K) brightness adjustment Built-in 20 dynamic modes,DIY to save specified colors,Camera can be used to pick colors, and the light will change to the color picked by the camera,Cinema function, turn on the camera, the light will change with the color of the movie,Microphone and music multiple functions, the light color can change with the sound of music, cinema, etc. The device can be controlled through the desktop widget, and the background you like can be customized,WIFI and Bluetooth dual mode, even without WIFI, you can easily connect to the device,Unlimited creation of groups and scenes, can be shared with other user accounts to use lamps 1. Control principle: WIFI + ble + 2.4G three-mode 2. APP software type: Surplife 3. Mobile phone version requirements: Android 6.0/IOS11.0 and above 4. Channels: 5 (RGB + CCT) 5. Wattage: 30W 6. Power factor: 0.6 7. Lumen: 2200lm 8. Lighting angle: 120 9. Color temperature: 2700K-6500K 10. Number of lamp beads: R/G/B: 2835-1Wx9, : 2835-1Wx30, CW: 2835-1Wx30 11. Working voltage: 100-130VAC, 190-240VAC, 50/60HZ 12. Effective control distance: Visual distance: 40 meters 13. Lamp cover/lamp shell: PP 14. Service life: 20000H 15. FCC//ROHS 16. Supported languages: Chinese, English, German, French, Italian, Japanese, Spanish, Russian, Arabic, Turkish, Thai Colour: White Material: Plastic Type: 30W EU Package Contents: 1set xsmart ceiling lights 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.