Omni Off-Grid is a portable high-capacity battery that can respond to any situation. This product is a 1,500Wh large-capacity backup battery that can be charged for 3 hours with an 800W input and can also be charged with a solar panel. The main unit has 4 USB Type A and 4 C each, and 4 AC outputs. It is also possible to charge several at the same time.
In addition, it can be used as a walkie-talkie by mounting an additional module, obtain location information by GPS, or even as an access point to establish a personal network. In other words, it is possible to create a simple portable base that can be contacted even if cell phone radio waves become obsolete. The price is $2,099. Related information can be found here.