Description: 1. The device is directly connected to WiFi, and the mobile phone app remotely controls the light bulb at home at any time. 2. Four colors, light and dark adjustment, 16 million colors RGB full color adjustable. 3.APP function: color, color temperature, dynamic mode, color picking, etc. 4. Support Amazon Alexa Echo and google home voice control 5. One APP controls multiple light bulbs, supports group control and supports individual control. 6. Remote switch dimming color scene color change, timing function 7. Ultra low power consumption, energy saving. 8. Shell material PA new material, good heat dissipation performance, safe and reliable, smart home lighting preferred products Parameter: Power: 4w Color temperature: RGB CW (2700-6500K) LED lamp beads: 28 Lamp type : GU10 LED lamp bead model: 2835 5730 Luminous flux: 460 (lm) Input voltage: 85-265 (V) Light body material: plastic aluminum Shade material: PC Dimensions (*H): 50X51mm Weight: 50g Package Included: 1* smart light bulb