S-8152S is the SWIT patented product of split-style design, which can be split into 2 parts, and each part has 72Wh capacity. 

The S-8152S is V-mount type, with a D-tap socket to power other on-camera devices simultaneously, and a 4-level LED indicator to give you a quick view of remaining power before using. The build-in intelligent circuit has multiple protections of abnormal current, voltage and temperature. 

Note: The restrictions maybe are different between different airlines.