What type of batteries are used in Rubik's Connected? Particula Help Center October 20, 2020 11:17 Updated GoCube contains lithium polymer batteries. These are the most common batteries nowadays in rechargeable products, as they are small, but hold a large amount of power (high power density). Related articles My Rubik's Connected won't charge or work at all. How much time does the cube’s battery last? Where can I download the Rubik’s Connected app? The blue LED light on the white center turns off when charging Rubik's Battery FAQ Comments 0 comments Article is closed for comments.