Laxre Fingerprint Smart Lock, Touchscreen Room Door Lock, Phone App Digital Product Details Four-In-One Smart door lock?4-in-1 Keyless Entry Smart Lock, Fingerprint + Code +Mechanical Keys+Bluetooth(APP) Fingerprint Keyless Smart Door Lock with Bluetooth. With our free APP, bring you more convenient life. Support IOS and Android devices. High security fingerprint algorithm by professional team exceed 10 years. It only takes 0.5S to unlock. Anti-peep Touch Keypad Technology. Fit for most standard door, both fit left right handed doors. Door thickness range: 1.38 inch to 2inch thick. Simple To Use, more secure and convenient for your life, 1 touch and access with advanced fingerprint technology,100 fingerprints 150 user codes max. Small size, fingerprint recognition technology optimized to identify dry, wet fingerprints, suitable for children and the elderly. 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.