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2. Thermoelectric cooling - Wikipedia

   en.wikipedia.org/wiki/Thermoelectric_cooling

   Thermoelectric cooling uses the Peltier effect to create a heat flux at the junction of two different types of materials. A Peltier cooler, heater, or thermoelectric heat pump is a solid-state active heat pump which transfers heat from one side of the device to the other, with consumption of electrical energy, depending on the direction of the current.

3. Solar-powered refrigerator - Wikipedia

   en.wikipedia.org/wiki/Solar-powered_refrigerator

   Solar-powered refrigerators are characterized by thick insulation and the use of a DC (not AC) compressor. Traditionally solar-powered refrigerators and vaccine coolers use a combination of solar panels and lead batteries to store energy for cloudy days and at night in the absence of sunlight to keep their contents cool.

4. RS Recommends: These Battery-Powered Fans Help You Say ... - AOL

   www.aol.com/entertainment/rs-recommends-battery...

   The best battery-powered fans are powered by everyday batteries, like AAA, or they have built-in rechargeable batteries. ... opt for a battery-powered fan so that way you can bring the cool air ...

5. Solar air conditioning - Wikipedia

   en.wikipedia.org/wiki/Solar_air_conditioning

   Such units run using DC power, and, as such, they can and do make use of the inherent DC power generated by photovoltaic solar panels. One mini split version of this units employs a 48v DC power bus and a 48v battery array, usually 4 x 12v batteries in series (e.g., Hotspot Energy). Unlike the whole-house battery system, though, these batteries ...

6. The Best Battery-Powered Fans Let You Stay Cool On the Go

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7. The 9 best personal coolers

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8. Thermoelectric battery - Wikipedia

   en.wikipedia.org/wiki/Thermoelectric_battery

   The battery's polarity reverses and the anode becomes the cathode and vice versa. [ 1 ] The system's power density was some maximum power density of 60+-3 1 W m −2 (based on a single electrode), with a maximum energy density of 453 W h m −3 (normalized to the electrolyte volume), substantially higher than that of other liquid-centered ...

9. Avoid Tepid Drinks This Summer With the Best Coolers, Reviewed

   www.aol.com/lifestyle/nobody-wants-drink-room...

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