Comes with the right power supply for reliable operation.

To use your Sony HXCU - D70 Camera Control Unit, first connect it to the HXC - D70 HD/SD camera using the appropriate cables. Then, plug in the included correct power supply to turn it on. When using, keep it in a stable place away from heat sources and moisture. For maintenance, clean it regularly with a soft, dry cloth. Don't use harsh chemicals. If there's a problem, don't try to repair it yourself; contact Sony customer service.