$702 640Wh Milk Crate 2.0: 600W Inverter + Fast Charging + Large Fuse Block
• DYI Solar Power with Will ProwseSet max voltage on psu to 13.6V. slower charge rate, but 4s LiFePO4 can float charge at this voltage. Increases longevity. Dial on psu needs a cover or remove it. Too easy to bump it.