This Battery has such specifics:

- Expand the capacity of the RIVER 3 Plus to up to 858Wh.

- Choose from two extra battery models to fit your needs: EB300 (286Wh) or EB600 (572Wh).

- An additional 140W of USB-C input and output option.

- Enjoy a wireless Pogo Pin connection—no cables or screws required.

- Reduce your load by using the Extra Battery independently.