Top 10 Best Door Knob Alarm

Wide application these door entry alarms are suitable for various kinds of doors and windows with handles, applied in families, rental rooms, dormitories, hotels, shops, warehouses and other places of anti-theft, also an effective helper for traveling to protect the safety of you and your family. Easy to use just insert 3 batteries not included into the alarm for door handle, turn on the side switch, and hang the alarm on the inside of the door handle, then you can enjoy a secure living place. Working principle hang up the triggered home security alarm, and after the red light flashes for about 30 seconds and stops, the door alarm officially enters the alarm state When someone touches the door handle or opens the door or window and generates vibration, the alarm will immediately sound an alarm to remind you. Dual-mode alarm the switch and alarm mode is in an integrated key, pushing up is the doorbell, pushing down is the alarm sound When the doorknob sensing alarm is not in use, the switch key can be restored Besides, the alarm sound is up to 120 dB, no omissions, no false alarms. Adjustable sensitivity there are 3 levels of sensitivity to be adjusted, which can be set according to your needs Generally we recommend you to set it to mid-range, which can effectively protect your home and let you rest assured.

Protect Your Home with Door Alarm Hang this door handle alarm on your handle and get alerted when someone touches it, keeping intruders outOr 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..

A Door WatcherHang it on door knob or handle. When there is vibration ,it will make 115DB sounds.. Static detectingThis function is available only when the door handle is made by metal. When someone is going to open the door and has not touched the handle yet. The alarm can sense the static electricity carried by human beings and beeps.. Chime mode to remind you someone has get inout in a friendly way.If there is a toddler at home, use this to provent them from leaving alone.. Small and portableIdea for front doors, apartments, hotels, bedrooms, dorm rooms. Take the alarm with you when traveling, it is your door watcher your safety guardian and your travelling company.Set in 2seconds Placei - open - go to sleep. Three AAA batteries needed they are not included. Customers need to purchase separately. The three AAA batteries can last approximately 1500 hours in standby mode. The alarm beeps for change while low batteries..

PREVENT UNWANTED INTRUDERS 130dB will startle the intruder and alert you of suspicious activities. Parents also use this to keep their kids safe as well as to prevent people with Dementia or Alzheimers from going where they're not suppose to go. SIMPLE AND QUICK SETUP No complex set up and wiring, the simple arm and disarm feature allows you to utilize one of two alarm modes 30 sec and continuous and choose between sensitivity adjustment. COMPACT AND PORTABLE Use as home security, apartment security, in your bedroom sensor, or on your travels while staying at a hotel. SECURE YOUR HOME Vibration door alarm works on any type of doorknobs, including metal, French, standard, and plastic doorknobs. PACKAGE CONTENTS 2x Vibration Detection Alarms, 2x 9V Batteries, Mounting dry wall screw for mounting on wall, User's guide.

Effective on virtually any floor surface including tile, hardwood, carpet, stone, laminate, ceramic, vinyl, and more. Protects against 300 lbs of force to keep you feeling safe in the home, office, hotel, or school. 40 adjustable size settings allow this door security bar to fit almost any door. Highly sensitive alarm attached, this door jammer deters intruders while alerting you up to 1000 ft away. Lifetime Warranty allows you to buy with confidence knowing Guard Dog has your back..

Electronic digital lock leverset is programmable through the keypad for 100 user entry codes for secure keyless entry. Cylindrical lock mechanism has a fixed 6-pin key cylinder with SC1 keyway for key override. For installation on interior doors. Lever handle is reversible for right- or left-hand operation, does not come with an IC Core. Stainless steel trim with satin chrome finish resists corrosion.Real-time automated lockunlock schedules save manpower.Door Thickness Fits 1 58 to 1 78.

Replaces your existing lever or knob on doors with a single hole no deadbolt that are 1-38 to 1-34 thick with just a screwdriver. Forget fumbling with keys, to unlock just enter your entry code on the backlit keypad.. Never hid a key again, create unique entry codes for the people you trust. Delete codes anytime you need to.. Enable Auto Relock to ensure your door always locks behind you.. Backed by Yale, the world's favorite lock brand since 1840 with a lifetime limited on finish and mechanical hardware.. Don't worry about getting locked out with dead batteries, the lever comes with 2 physical keys and has a 9V back-up charger on the keypad. Matches your existing hardware's finish and pairs with contemporary or traditional knobs, levers and handlesets.. Reversible handing, fits left handed or right handed doors. Don't worry about marking your door, the lock has a rubber gasket to protect your door's finish.. The lock's keypad is backlit so it's easy to see at night and the numbers won't wear off.

Works with Alexa for voice control hub required, Alexa device and hub sold separately. Touch Screen keypad and lock cylinder on exterior and thumb turn interior. Door thickness range is 1.37 to 1.75 standard. Stores up to 30 personalized user codes at a time. Built in alarm with 3 alert settings. Battery Uses 4 AA alkaline batteries. Exterior Dimensions 3 x 5 x 1 inches. Interior Dimensions 3 x 8 x 2 inches. Z wave technology connects to your home automation system and lets you lock or unlock your door remotely via the web or smartphone.Volts6 V. Battery operated and fit standard door prep. ANSI Grade 1 Highest Residential Security. Durable Resistive Touchscreen with matte finish to protect against fingerprints and smudges.

Control your door from anywhere.Connectivity Protocolwi-fi,bluetooth.Note Measure your door's backset, cross bore and thickness to ensure you find the right fit.Note Measure your door's backset, cross bore and thickness to ensure you find the right fit.. Connect your August Smart Lock to Wi-Fi. Requires North American outlet with 110-240 volt.. Always know that your door is locked. Requires iOS 9.0 or higher or Android 5.0 or higher smartphones. Lock or unlock your door, even if you are away from home.. Voice control. Connect your lock to Amazon Alexa, the Google Assistant or Siri.. Get instant alerts when someone enters or exits your home..

Professional Manufacturing This is a 100 brand new and excellent quality touch sensor, 120db ultra alarm ringing. Material The alarm touch sensor is made of high-quality ABS material, good resistance, lightweight and in use. Touch Sensitive When you install the touch sensor in your house, office or factory, it will to alarm once children open the doors and windows or a theft breaks in. Ensure Security In hotel you can install the sensor on the the door or window to ensure security. After check-out it can be prepared for next-time use. Convenient to Use You can easily hang it on the inside door handle in no need of special wires, turn it on and the alarm will frighten away unwelcome invaders, thus protecting you and your families.