Feature:1. Portable, can be put in a pocket or backpack2. Rechargeable, built-in 400 mAh battery3. With magnet, the bottom of the light has a magnet, which can be adsorbed on the metal surface4. Voice controlled, RGB lights can change with music5. Comes with iron sheet for easy installation on non-metallic surfacesSpecification:Product Name: mini music lightLight beads: 2835*15Battery: 400 mAh batteryCharging: 3HCharging indicator red light, full indicator blue lightDischarge: 5-6HMode: Self-propelled voice controlLight weight: 34.3gGross weight: 52.3gLight size: D55*H48mmPacking size: 5.7*5.5*6cmLight body color: W/B (optional)Features: There is a magnet at the bottom of the light, which can be adsorbed on the metal surfaceInstallation accessories with 3 M adhesive patchIncluding: light*1 USB cable*1 iron piece*1.Package List:light*1 USB cable*1 iron piece*1