What is in-box? Ivan September 26, 2018 15:41 Follow POWER XCUBE Built-in 1.2M USB Cable Quick Start Guide Related articles My phone feels warm to the touch after wireless charging. Is this normal? Can the POWER X CUBE 7.5W fast-charge my iPhone? How long does it take to charge my iPhone with POWER XCUBE? Can I leave the device on the charger over night? Does this product need to be connected to a power supply? Comments 0 comments Please sign in to leave a comment.