Lux Ltx100E Programmable 7 Day Thermostat; 1 Heat, 1 Cool Product Details Versatile thermostat with 7-day, 5/2-day, or non-programmable options. Each day can be programmed separately with 2 or 4 periods per day. Features a lighted display, keypad lockout, manual temperature hold, and temporary override. Offers adjustable temperature differential, user temperature calibration, and heat/cool set temperature limit stops. Dual-powered for flexibility, with F/C temperature display and selectable time delay for equipment protection. EASY SCHEDULING: Set your home comfort level with convenient 7-day or 5/2-day program settings IN YOUR COMFORT ZONE: Stay comfy with adjustable heating and cooling temperature limits PASSCODE PROTECTED: The keypad lock prevents unauthorized use to keep your settings right where you want them YOUR TEMP PREFERENCE: 2 or 4 periods per day puts comfort on your schedule EASY-TO-READ DISPLAY: The backlit display keeps you clearly informed 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.