Energy
Power a house using a waterwheel
The first off-the-shelf waterwheel system which can generate a good supply of electricity from a water fall as little as 20cm
powkey Portable Power Station 350W, 260Wh/70,000mAh Backup Lithium Battery, 110V Pure Sine Wave Power Bank with 2 AC Outlets, Portable Generator for Outdoors Camping Travel Hunting Emergency
$192.98 (as of April 30, 2024 03:39 GMT +01:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)🔌【Multiple Charging Ports】: 2* Pure Sine Wave AC outlets (110V 350W ), 2* USB-A ports (5V, 3.1A total),1* USB-C port , 2* DC Outputs(12V 8A; 24V 3A) and 1* 12V DC car port to charge your devices, and 1 * 10W wireless charging pad are also equipped. 🔋... read more
200W Portable Power Station, Powkey 120Wh/33,000mAh Power Bank with AC Outlet, 110V 6 Outputs Solar Generator External Battery Pack with LED Light for Home Use and Outdoor Camping
31% Off120WH CAPACITY: The power station has a power capacity of 120Wh/33,000mAh which the camping power supply can power most electronic devices efficiently. It can fully charge mobile phone 10+ times, the laptop 2 times, the CPAP machine 3 hours (the time... read more
Foldable Solar Panel Charger 60W with 18V DC Output (11 Connectors) for 100W~350W Portable Power Stations Jackery/Rockpals/Flashfish/Enginstar, Portable Solar Generator for Outdoor Camping Van RV Trip
$98.99 (as of April 30, 2024 03:39 GMT +01:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)HIGH CONVERSION EFFICIENCY: With a 22% high conversion efficiency of this 60W mono crystalline solar panel, it’s able to produce electricity in low light outdoor environment (Recommend > 40000Lux) to charge your devices in shorter time. 4 OUTPUT PORT... read more
November 19, 2010
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