SmallRig Portable Charger Case Kit for En-EL15c Camera Batteries 5697 includes two high-performance batteries and a dual-channel fast charger. Featuring a full decoding chip, this kit ensures full compatibility with Nikon En-EL15c batteries, eliminating pop-up warnings while supporting in-camera power display and original charger use. Each battery delivers a true-rated output of 2520mAh, providing extended shooting time for demanding workflows.The compact charging case holds two batteries, fitting comfortably in your palm, making it ideal for on-the-go use. With a dual-channel design, it allows for simultaneous charging of two batteries or single-battery charging. Equipped with an 18W Usb-c fast charging port, it can fully charge two batteries in approximately 2.5 hours, significantly reducing charging time for boosted efficiency.