Door Alarm in 2023

LOUD ALARM: The 120 DB security alarm is perfect for signaling to you when there is an unwanted entry. Audible at over 750 feet it sounds loud so the person knows they should stop what they are doing. Great for prevention, protect your children’s rooms or stop anyone from sneaking out or in.

WIRELESS ALARM SENSOR: No wiring is necessary and 3 LR44 batteries are included in each device. Made to last 6 - 12 months these batteries in the alarms will be charged for extended periods of time. When it’s time to change, you’ll know. With the intuitive low battery indicator you can easily find out when you’ll have to change the batteries.

EASY TO INSTALL: The wireless security alarms can be installed anywhere with an opening. Simply use the adhesive provided and tape it to wherever you need! Windows, doors, and entrances simple and straightforward with the alarm. The minimum distance for the device to work is 15mm (0.6 inches), so when installing make sure to get both pieces of the alarm as close as possible.

SLEEK DESIGN FOR HOUSE- With an ultra slim build and sleek design these alarms can be put easily wherever you need them. Great for attaching to house doors, all types of apartments, and cabinet or office, put them where you see fit. They may be discreet and simple to install but don’t be deceived these alarms pack a punch, ready to deter any unwanted actions.

PACKAGE INCLUDED: 3 * Alarms with tapes (Batteries included), 2 * Anti-noise Ear plugs, 1 * User manual.

🔔 58 MELODIES & 5 VOLUME: Doorbell features 58 chimes and 5 levels adjustable volume(0 dB to 110 dB) to meet your needs for different occasions. LED indicators of the doorbell chime are suitable for the elderly and hearing impaired. Remembers your last melody and volume level after a power outage; no need to reset to your previous settings.

👍 150 M/600 FT OPEN AREA RANGE: Door chime signal can easily cross through doors or walls, ensures you will never miss a visitor, even if you are a few rooms away or on another floor. Note: The battery level will affect the signal receiving range. It is recommended to change it once every 12 months.

👍 EXPANSION SYSTEM: Door/window door sensor will detect every entry and send alarm warning to the doorbell chime receiver to better protect your place. You will hear the door bell chime to remind you when someone opening your door/window or your pet coming home. Each door sensor or receiver can be expandable for business, home, apartment, classroom, office, basement and more.

👍 EASY TO INSTALL: Plug the wireless doorbell into socket, tear off the tape behind door sensor chime then paste on the door. The wireless door chime has been matched before shipment. If you need to replace music or add a transmitter, please re-match (Hold Receiver's music button over 3 seconds to 5 seconds, it will trigger clean pairing function).

✨ LIFETIME CUSTOMER SERVICE: BISTEE doorbell wireless is a brand after years of independent R&D and approved by FCC, CE, RoHS and other certificates; our customers can be provided with 30-day money-back and passionate after-sales service team from the date of purchase; can contact us at any time in case of any problem.

【Package】1x Door Stop Alarm,This is an upgrade door stop than others;1x Portable security door tools,The upgraded portable door lock has two locking holes of different sizes, which is suitable for more kind doors.

【Portable Door Lock】This portable door lock provides you with extra security and privacy, greatly improving your security and preventing unauthorized entry. In case of an emergency you could remove the lock in seconds in the dark!which is a great helper for you when you are on business and trips, or live alone.

【Door Stop Alarm】This is an upgrade door stop than others,Stainless steel pressure plate,non-slip bottom,3 Sensitivity Levels - Low - Medium - High,with 120DB siren, Once someone opens the door,the door stopper alarm will go off in the first place,they will scaring away bad guys and helps wake you and give you time to find help.Require one 9v battery (Not include)

【Easy to Install and Portable】Small enough to carry in pocket or handbag.Easy to install or remove, Our Security Door lock Kit can be installed in seconds without any tools.

【Use and Excellent Service】Add a portable door lock to provide effective safety and protection for Hotels, Apartments, Dormitories, Bathrooms, Bedrooms,but if you don't like it or encounter problems in use, we will reply you within 24 hours and negotiate a suitable plan for you.

100% New and high quality

Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more！

Magnetic sensor switch detects your door or window.Easy stick installation and operation, press on/off switch to power on/off then insert 2 PCS AAA battery (battery do not contain in the box),tear the double-sided adhesive on the backpack, paste the door knob alarm on your target position.

Super loud 90 dB alarm. When someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner

Super suitability and stability.

ATTENTION-GRABBING: When door or window is opened, the extremely loud 120dB alarm helps wake/alert homeowner or renter, helps deter intruder and possibly notifies neighbors (audible up to 1,580-feet/482-meters away)

USER-FRIENDLY WITH EASY INSTALLATION: 3 adjustable settings (off/alarm/chime); chime mode is ideal to alert you when children or guests are coming and going when you are at home; no wiring needed, plus sensor mounts on either side of alarm

ATTRACTIVE & CONSUMER-PREFERRED: Superior to other home security products, this premium white alarm looks great inside your home

KEYPAD DOOR ALARM PREVENTS ACCIDENTAL ACTIVATION: Alarm is secured by 4-digit PIN of your choosing with entry/exit delay setting; no key fob required

EXTRA LEVEL OF SECURITY: Provides battery status update with low battery indicator (requires 3xAAA batteries)

Receive Real-time Alarms Remotely:when door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. so you don't have to worry about your baby going out of house without notice, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home,shop,office ,etc.

Compatible with Google Play,Andriod and Ios System:No hub required and No fees charge. Convenient for you to detect the status of your doors, windows, cabinets, drawers or anywhere you want to notified when it is opened or closed.So you can travel or go to work or go to schoon or go shopping worry-free.

Alert message push: Protect your home with open / closed door detection. When the door / window is triggered, you will receive an alarm signal from your phone. Home Security Alarm make House more safety.

Easy Installation：No Need to use complicated tools when installation,just use 3M glue to install,firm and durable.The two arrows are opposite,the distance between the two compopents should be as close as possible,and the closest distance should not affect the opening/clsoing of the door or window.

Low Power warning: The sensor door need with TWO AA Batteries(not include).When the battery level is low, it will automatically push messages throuch APP to remind you to change battery, never worry about running out of battery.