This listing is for an EcoSolarCool DC solar freezer/ refrigerator. Please click on the second image above for full product technical specifications. * This product can be used as either a freezer or refrigerator by changing the temperature settings. * It is reported to be most efficient when it was tested along side two of the other major brands also currently listed on Amazon. The comparison testing was conducted by a large solar supply distributor on the west coast. * They are energy efficient and can save you money on your power bill*. * Reported to use as low as low as 150w solar panels to operate*. Energy consumption can vary dependent upon use.