Emergency Magnesium Air Battery "Watt Satt"

All you need is water! With just 2 liters of rainwater or seawater, you can fully charge 30 smartphones with this high-capacity battery.

Watt Satt can generate electricity simply by preparing 2 liters of water (rainwater or seawater is also acceptable) and can charge up to 5 smartphones simultaneously. It operates quietly while charging and can also charge larger devices like tablets, as well as power USB devices such as LED lamps. Additionally, it can be stored for long periods, making it useful in emergencies such as disasters. 【Features】 ■ Easy to use: just mix the enclosed salt with water ■ Battery capacity: 280Wh ■ Can be stored in an A4-sized shelf ■ Main unit weight: approximately 2 kg ■ High power (total of 5.0A across 5 ports) ■ Maximum of 5 devices can be charged simultaneously ■ Warranty period: 5 years *For more details, please contact us or download the PDF to view.

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