Fingerprint Door Lock,Catchface Smart Lock Keyless Entry Door Lock Smart Door Product Details ??Multiple Ways To Unlock?Advanced 4-in-1 Keyless Entry Smart Door Lock:Fingerprint + Anti-peep virtual password + Smartphone + Physical Key(2 include).One Touch Fingerprint Access,read your fingerprint,and unlock your door.It can auto relock your door for you so your home is always safe. ??USB + Backup key,Double Assurance?Low battery alarm on TT Lock app(Free APP),with emergency power interface and backup key.When the power is critically low or the battery is completely drained,don't worry,use the backup key to open the door,micro USB power bank also can be a temporary power supply.Never be locked out. ??Applicable Range and Using Scenario ?The adjustable dead bolt has a size between 60mm to 70mm,is suitable for doors with a thickness of 35-50mm.Simple door handle design,suitable for various scenarios,replaces standard single-cylinder U.S. door locks,fits both left and right,inner and outer.Easy to install in minutes by following short installation video. ??Rental Hosts Homeowners?You can create virtual keys to share with people you trust-set them as permanent keys or to a schedule,Lock/Unlock,grant access to others and see who comes and goes from anywhere using smart door lock is a great solution for short-term rental hosts,self-housing resident and attendance management. ??Remote control ?Paired with CATCHFACE WiFi Gateway(Optional Add-On,Sold Separately,Asin:B085HFFF9T),you can Lock/Unlock your smart door lock anywhere anytime,set up codes remotely and check real-time access logs. ??Time Attendance?You can check the daily attendance of all staff, who access the door by App, card or passcode. This function can be turned on or off in the setting. 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.