Product description Shell material: plastic Bluetooth version: 4.0 LED color night light 48 colors (color temperature 3500~3800K; three-level brightness adjustment) Function: insert card, alarm clock, voice prompt, night light LINE IN (wired audio input, can be connected to TV, computer, tablet, mobile phone and other audio sources) Speaker specifications: 5W + low-frequency amplifier Built-in battery: 4000mAh Power supply (charging) : 5V USB 1.5 in 1 SUPER MULTIFUNCTION-- Touch Control Night Light + Bluetooth Speaker + MP3 Player + Digital Alarm Clock + Dimmable Night Light. You can enjoy colorful life, listen to audiobooks in the bedroom at night, or play music while cooking or exercising. 2.Bluetooth 4.0 SpeakerEasily connect with Bluetooth, compatible with all Bluetooth devices. Also support flash drive, TF card, AUX input. 33Ft / 10M Bluetooth range. You could enjoy the super quality sound, listen to audio books at night in the bedroom, play music while cooking or exercising. Battery pack. Up to 12 hours of lighting time and 10 hours of music playback (depending on volume / brightness). Easy charging via USB cable with 6-10 hours charging time. 4.48 ROMANTIC COLOR LIGHTS -- The light changes color with different volume and rhythm. 3 levels of brightness adjustable with the cool touch control design, warm led night light can create comfortable environment for you. Colorful led light gives you delightful mood. 5.Best Gift - Multifunctional, creative and modern design make it your best gift for any occasion. It is completely portable and easy to store. Perfect for home, spa, dorms and baby rooms to add a romantic atmosphere/surprise.