Google Nest Smart Programmable Thermostat for Home

• Amazon now offers the Google Nest Smart Programmable Thermostat for $79.00 (list price $129.99).
• Prime members get free two-day shipping, and regular members get free shipping on orders over $35 within the contiguous U.S.
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Editor's Pick: If you forget to turn off the AC before heading out, just grab your phone and adjust the temperature remotely. It learns your daily routine on its own and automatically switches to power-saving mode during sleep and work hours. Installation is simple too—most households can swap it out themselves by following the instructions, no need to hire a professional.