The speaker lights up with a constant white or blue light or blue pulsing light. The constant light can be used as a night light. Compatible with Bluetooth V2.1 products, with an effective range of 11 yards. It includes a charging cable and an auxiliary cable. Working time of 3-5 hours. Battery capacity 700 mAh. Instructions included. UN38.3 and FCC certified. 3 1/2" H x 3" Diameter