Saft VLV very high power rechargeable lithium-ion (Li-ion) cells are ideally suited to a variety of very high power and very high pulse power applications.
 
The VLV range includes three cells in various sizes and capacities – VL4V (4 Ah), VL8V (8 Ah), VL12V (12 Ah). They are supplied only as part of a fully integrated customised battery system.

More Info. - “Data sheet’