In the Box: The Koah PRO Two-Pack Rechargeable 2000 mAh Lithium Ion Battery Kit includes two spare or replacement batteries for Sony NP-FZ100 compatible digital cameras. It also features a USB plug-in portable charger with an LCD display. Durable Construction: Premium Japanese cells ensure longer battery life with no effect on memory. The included batteries in the Koah 2-Pack 2000mAh Rechargeable Li-Ion Battery Kit with Dual Charger are durable spares or replacements compatible with the original Sony NP-FZ100 camera batteries. Voltage and Charge: The batteries in the Koah 2-Pack 2000mAh Rechargeable Li-Ion Battery Kit are rated at 7.2V and 2000 mAh for a longer run time and fast charging. These powerful batteries will last longer and allow you more time on your photography shoot.