✔ Powerful V Mount Battery：Powerextra V-Mount battery with a high capacity of 12600 mAh (181 Wh 14.4 V), the battery provides enough power for prolonged filmmaking and photography projects to power a professional camera kit. Not only can it meet high-power needs, it is the perfect choice for travelers. ✔ Intelligent Control Protection：Powerextra V Mount/V Lock Battery is combined with the newest generation of CPU control, IC chip, double PCB panel to deliver super power for improved performance.