It learns the temperatures you like and programs itself. Wi-Fi Thermostat: Connect the Nest Thermostat to Wi-Fi to change the temperature from your phone, tablet or laptop. Energy Saving: You’ll see the Nest Leaf when you choose a temperature that saves energy. It guides you in the right direction. Pays for itself. Smart Thermostat: Early-On Nest learns how your home warms up and keeps an eye on the weather to get you the temperature you want when you want it.Home/Away Assist: The Nest Thermostat automatically turns itself down when you’re away to avoid heating or cooling an empty home. $225
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The e-bike adopts 100 percent aluminum alloy frame, the front fork is made of high-strength carbon steel and packed with premium comfort shock absorption and has djustable seat/handbar angle/stem's length set. Brake & Gear Shift Systeml--With front and rear disc brakes and 21-speed transmission system, you can choose any speed according to your needs. The perfect brakes fully protect your safety.  Has horn and the bright LED headlamp are equipped for night riding.  The bike equipped with smart lithium battery charger can make you ride up to 25-50 km/s. 350W high speed brushless gear motors easily assists you to travel at the 20mph road speed limit. $789.99 Ancheer Plus