[Portable Wireless Speaker] - The cordless speaker is perfectly compatible with for 20v 60v flex batteries DCB206 DCBP034 DCB609 etc.(Batteries not included). [Sensational Sound Effects] - Utilizing high-performance drivers and a unique enhanced bass design, along with a 20W Hi-Fi stereo audio driver speaker, digital signal processor, and passive radiator, it delivers impressive volume, balanced sound, and crisp high, mid, and low tones. [RGB Light Show&Dual USB Ports] - Start the party with delightful tunes and vibrant, flashing LED lights. Tap the "Light Button" for a gradient illumination that creates an electrifying party atmosphere, adding lively energy to your event.With USB-A and USB-C ports for quick emergency charging at 5V/2.1A. The USB-A port also plays music from USB flash drives, offering portable entertainment. [-S Functionality & B-T5.3] - The speaker supports dual speaker pairing, connecting two speakers for simultaneous playback, doubling the volume, and creating an immersive stereo experience! B-T5.3 technology ensures instant pairing and maintains a strong connection within a range of up to 66 feet. [Outstanding Wireless Speaker with User-Friendly Design] - Equipped with a built-in low-voltage protection chip, it automatically cuts off power below 15V to protect your battery. If not used for a long period of time, store the batteries separately. Colour:Yellow & Black Material:ABS Size:12.2x9x11.8cm Package Contents: 1 * Bluetooth Speaker (Without Battery) 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.