Anker SOLIX Solarbank Multisystem Connect up to 4 Solarbank devices and unleash fresh power! Flexible expansion based on location and time-Solarbank units can be combined flexibly. Simply install your Solarbanks wherever it makes sense, and expand them at any time according to your needs, without location restrictions and without high one-time investments. You can mix and match Solarbank 2 Pro/Plus/AC, Solarbank 3 Pro, and future models as you like, ensuring that your previous investments remain effective in the long term and aren’t wasted.