Powerwerx PWRbox2 Portable Power Box for 20-40Ah Bioenno Batteries
Ideal for charging smartphones, tablets, radios and operating DC powered electronics. When the grid fails or you are off-grid, the PWRbox is always ready to go. Proudly made in the USA. Read Full Description. $119.99. None. 20Ah, 12V Bioenno +$192.99. 30Ah, 12V Bioenno +$279.99. 40Ah, 12V Bioenno +$359.99.