500W 2KIT
Smart 350W 28V/14V Battery and Flexible Stand-mounted Adaptor
especially for ARRI Skypanel S60/120 high power lights and other
high voltage.
2*PB-H260S smart super power batteries + 1*TD-R210s Stand Adaptor
We provide battery PB-H260S (260Wh capacity, 350W load).
If use 2 of this battery, total capacity would be 520Wh,
and 100% run S60C/S120C, runtime is 1.2 hours
For more information see this link