Wtc100 Wireless Temperature Controller Digital Plug-In, Built-In Temp Sensor Product Details Heating Cooling Mode: Automatically turn on/off heating devices or cooling devices through your preset target temperature. Maintains stable room temperature and provides comfort and energy saving. High and low temperature alarms are available, 3-Prong socket with grounded terminal, safe and reliable. Free to switch between ?/?, Easy to use and program: Only 2-step settings for your application, just plug-in and select heating/cooling system, then this temperature controller auto match and play with your home device.High and low temperature alarms are available. ON/OFF manual button on the outlet: Standard U.S. outlet plug, high quality, can also manually turn on/off the outlet. This wireless thermostat can help you control the room temperature accurately.Suitable for attic fan, swamp cooler, evaporative cooler, space heater, wall panel heater, electric fireplace heater, basement, bedroom, window AC, garage, greenhouse, etc. Distance: Wireless Remotely Control, remotely set parameters and view temperature, no need to operate on the receiver, remote control distance can reach 100m (open space). It can save all settings even if the power failure. LCD with backlight display reading accurately, portable design, handheld/wall mounted. Widely Used: Widely used for greenhouse,mushroom house, reptiles breeding, pet feeding, wine cellar, cigar storage, home brewing, seed germination, fermentation, baby room, attic fan, swamp cooler, evaporative cooler, space heater, wall panel heater, electric fireplace heater, garage, etc. 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.