[Wireless Connection]--Wireless speaker features an extended wireless range (up to 52 feet) and enhanced connectivity. Portable speaker liberates clear high notes, deep bass and true HD sound through the 20W built-in speaker and works great with smartphones, cellphones, tablet PCs, laptop and so on. [360° Stereo Sound]--Enables two portable wireless speakers to be connected in . Let's enjoy a full 360° of loud 20W music in the home theatre, at parties, on the beach, in the park or anywhere else imaginable. [Cool RGB LED Lights]--There are 7 types of lighting flashing modes, which dance with the music, and the flashing strobe makes music more dynamic and attractive. This cool colorful light can be controlled (long press to turn off/on, short press to change light mode). [Multifunctional Interface]--mini speaker is functional with USB audio disk. USB-A/USB-C charging output port: DC 5V less than equal 2.4A. Wireless radio also has AUX input port: external audio input interface. You can also from other devices using the AUX jack (not included). It's a for music lovers and tech enthusiasts alike. Compatible battery models:Compatible for series 18V 20V lithium battery, including , DCB201, DCB202, , , DCB206 etc. Special Feature:Usb type-c Port For 18V-20V Li-ion Battery Please note:Batteries are not provided in this product. Colour:Yellow Material:plastic Package Contents: 1 x Bluetooth Speaker For 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.