Z-Wave Plus S2 Security, Black, Small, Gocontrol Gd00Z-8-Gc. Product Details The GoControl GD00Z-8-GC Garage Door Remote Controller Accessory offers the latest in control and convenience. The controller is compatible with most automatic garage door openers connected to a sectional garage door. Compatible with virtually any non-smart garage door opener Z-Wave Plus Cerification Provides Audio and Visual warning prior to door movement S2 encryption for more secure communication Over-the-air firmware updates 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.