This smart music led bulb can be used not only as a led bulb but also as a speaker. Colorful lights can be beaten according to the rhythm of music. The brightness of the lamp can be adjusted. Smart bulbs are mainly used for home lighting, but also for hotels, conference rooms, museums, bars, cafes, cocktail parties, birthday parties and other decorations. Input voltage: 85-265 (V) Luminous flux: 3000 (LM) Beam angle: 120 (degrees) Color rendering index: 80-90 Power factor: 0.9 Material of lamp body: ABS + PVC Lampshade material: PVC Dimming: Yes Protection grade: IP54 Energy efficiency grade: Grade 2 Main application scenario: Home Lamp cap specification: E27 Power: 40W Color temperature: Bluetooth big star sky cover three leaf music lamp Service life: 30000h Remote control mode: remote control Package Weight: 544g Package Dimensions:12 x 12 x 24cm (L x W x H)