Protect Your Home with Door Alarm: Hang this door handle alarm on your handle and get alerted when someone touches it, keeping intruders out;Or Set To "CHIME" Mode to Alert The Door to be Opened | Customizable Sensitivity: Adjust the sensitivity of the alarm with three different settings to suit your needs. Choose between chime & alarm mode or off mode. | Easy to Use: door alarm for travel-No complex settings or Wifi The alarm runs on 3 AAA batteries (not included) for fast and easy installation. | Versatile: Door Stop alarm-Suitable for various kinds of doors and windows with handles. Perfect for families, rental rooms, dormitories, hotels, shops, warehouses, and other places where anti-theft protection is needed. Also an effective helper for traveling to protect the safety of you and your family. | Effective and Reliable: The door alarms for home security senses vibrations and sounds an alarm, making it an effective and reliable way to protect your home and belongings.

USB Fingerprint Key Reader-Login on your computer using Microsoft's built-in Windows Hello login feature with just your fingerprint, no need to remember usernames and passwords. | Microsoft Certification: The Windows System Biometric Framework, Windowslello Fingerprint Support, You Can Directly Set The Fingerprint Login Option In Windows. Support Win 10 /Win11 32/64 Bit, Linux and MAC not supported;Log In In A Faster And Safer Way. | No Driver Installation Required; In Most Cases When The USB Fingerprint Reader Is Plugged In The Computer Will Be Automatically Recognized, If It Is Not Recognized, Please Manually Update The Driver or Restart The Computer (In Case of Networking)-Depending on Whether Your Windows System Is Genuine or Not | Up to 10 different fingerprints can be stored for multiple users to use the same computer; while exceeding industry standards for False Rejection Rate (0.1%) and False Acceptance Rate (0.001%) Recognition speed <0.5S | After-sales service: JIANBOLAND provides worry-free after-sales service 30 days free return, we will reply to any of your questions within 24 hours-5FT/1.5M USB extension cable design more convenient for desktop use | If your computer is unable to install the driver automatically, please contact us for the driver