Features: This mini speaker adopts a Bluetooth connection, which enables a wireless playback function so your music is no longer limited by the cable. It has a 10-15m barrier-free transmission distance you can freely enjoy music anytime, anywhere. It is equipped with two 1200mAh lithium batteries that are used in parallel, the standby time is about 25 hours, and it can work for 4-6 hours. It also has a charging time of up to 4 hours. The speaker has a flashing led light pattern on the screen. It is interesting that 121 square led lights composed of 11x11 will be combined into different patterns, and the music playback process is no longer monotonous. Some patterns fluctuate according to the rhythm of the music as if you are on the scene. This Bluetooth speaker is small in size but uses a 5W high-power external amplifier unit, which can release surprising sound and clear sound quality to fill the room, suitable for different occasions. The Bluetooth speaker is made of high-quality ABS, which is durable and can be used for a long time. And there are three Colours to choose from, pink, green and black, making your life full of joy. Specifications: Colour: Black, Green, Pink Material: ABS Size: 130 x 130 x 63 mm Weight: 487g Functions: Portable Speaker Charging Time: 4 hours Usage Time: 4-6 hours Battery Information: 2400mAh Transmission Range: 10-15m Package Includes: 1 x Portable Speaker 1 x USB cable