White, 2 Pack, Ecobee Smartsensor. Product Details Unlock the potential of your ecobee experience with smarter comfort, further savings, and reassurance from anywhere. SmartSensor keeps you comfortable where you are instead of just where your thermostat is through occupancy detection. Place SmartSensor in the most important room, like your bedroom, child?s room, or office to keep it the perfect temperature. Place sensors in the rooms that matter most to experience comfort that stays with you Works with all ecobee thermostats to deliver comfort where it counts and help manage hot or cold spots Detects motion to deliver comfort when you?re home, save energy when you?re away, and adjust temperature in rooms that are in use Works with ecobee Smart Security to send notifications when motion is detected No wires. Installs in seconds Use the ecobee app to check and adjust the temperature in important rooms like the nursery Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.