The Hi-Capacity Power Products NP-F550 battery is a high-quality replacement battery for Sony cameras, designed for film SLR, large format, and digital SLR cameras. With a voltage of 7.4V and a capacity of 2900mAh, this Li-Ion battery is compatible with models such as NP-F330, NP-F530, NP-F550, NP-F570. The custom bundle includes the battery and a manufacturer warranty of 18 months, making it a reliable and long-lasting option for extended shooting sessions. Made in China, this battery is a great choice for photographers looking for a dependable power source for their Sony camera.