The solar powered rain barrel pump system provides pressurized pumping through a garden hose with no electrical outlet required. This high powered system pumps up to 100 gallons on a single charge. reuse rain water for garden, animals, ect.
How To Build Your Own River Pump - If SHTF and the power goes this will still work and pump water with no electricity. This is vital if you plan to stay put either at a bug out location or a temporary residence.