Portable Retro Design: The retro Bluetooth speaker only occupies 5.6x6x2.64 inches of space, which is very suitable for placing on the bedside, and can also be carried around to listen to music easily. Listen to vintage music while cooking outdoors, at parties, yard work, in the garage, at the campfire, hiking, biking, or at the beach. 4 : Bring the beautiful into the bedroom to improve the quality of sleep. The sounds of sea blue lapping on the shore, burning bonfires, insects and birds, and flowing streams. Multiple Playback Methods: Use the knob to adjust the playback mode, and the knob on the other side can adjust the volume, 360-degree surround sound, and through Bluetooth/AUX input/TF card/white noise. Beautiful Breathing Light: The transparent water ripple turntable can rotate with the music, creating a gorgeous atmosphere in the room. The screen-off design is not dazzling at night, and the screen can be woken up by tapping the body or vibrating the desktop. Multi-scenario Application: Whether it is a with many people or a bedroom at night, you can pair it with this Bluetooth speaker with ambient lighting. Product name:Sleep aid speaker Bluetooth version:5.0 Battery capacity:1500mAh Product weight:498g Usage time:4-6 hours Charging time:2-3h Input voltage:5V-1A Output power:5W Acceptance distance:within 10 meters Colour:Green Material:Plastic Size:142x153x67mm Package Contents: 1 * Speaker 1 * charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.