This battery grip is created to provide extended shooting time and improved handling for these Sony camera models. It allows you to use either one or two NP-FZ100 batteries, effectively doubling the battery life and enabling longer shooting sessions without worrying about running out of power. The Jupio VG-C3EM Battery Grip also features a vertical shutter release button, as well as main control dials and buttons, making it more convenient and comfortable for shooting in portrait orientation. Its design matches the build quality of the Sony cameras, ensuring a seamless fit and finish. From the push of the buttons, to the perfectly matched colors and patterns, Jupio battery grips are not your typical knock off. A heavy-duty wheel allows you to lock it on tight. Autofocus button and more (where applicable). If you dont have a charged camera battery at hand, you can use AA batteries inside the grip in an emergency. The grip adds to your ability to hold the camera which makes portrait and landscape photos a snap, ergonomically convenient.