AuraBulb is a smart lamp with built-in speaker and hands-free. The free App allows you to regulate the colors and patterns of light and incorporates functions of music player, timer and alarm clock. Power: 5 W Sensitivity: 75 dB Speaker size: 2" Bluetooth: 4.0 Range: Class 2 - 10 m Battery life: ~6 h Battery capacity: 1200 mAh Battery type: Li-ION Weight: 350 g Dimensions: 120 x 120 x 147 mm