Dual Protection 1:This portable door lock provides you with extra security and privacy, greatly improving your security and preventing unauthorized entry, so the door can't be opened from the outside, not even with a key; which is a great helper for you when you are on business and trips, or live alone Dual Protection 2: the door stopper alarm 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 USE: Easy to install or remove, Our Security Door lock Kit can be installed in seconds without any tools, Perfect for hotels, dormitories, apartments, short-term rentals, Airbnbs, bathrooms, bedrooms, or private rooms. It may also be applied to avoid pets going out, and also to prevent children from opening their doors to strangers HIGH-QUALITY MATERIAL&EXCELLENT SERVICE:We guarantee the high quality of Dual Protection Security Door Kit, 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. Package Include:1x Door Stop Alarm,1xPortable Door Lock,1x Instructions,1x Storage bag,1xGift Package

The door stopper alarm need battery-operated that it’s requires 1 X 9V battery (package not included)

Package: 1X Door Stopper Alarm (without battery), 1 X portable door lock.

Why do we need to have Dual Protection Security Door Kit?

Are you worried about the insecurity in a hotel and fear of strangers opening your room?

So, imagine, you’re alone at home or in a hotel or airbnb room or rentals,

sometimes the door lock does not work efficiently. Don't worry, if you have Our Security Door Kit,

it will prevent unauthorized entry, provide absolute security and privacy of your room and peace of mind in those situations.

Notes:

👉1. Place it under the door, the gap between the bottom of the door and the floor should be 10MM(0.38 in) to 30MM(1.35 in).

👉2. Smooth floor can try to use H-type sensitivity, vibration-sensing alarm.

👉3. When the alarm sound gradually becomes smaller, it means to replace the new battery.

👉4. Turn off the power supply can be used as a doorstop.

👉5.Heavy Duty Travel Door Lock has two different sizes of locking holes: 0.78 inches fitting normal doors, 1.2 inches fitting doors with larger bolts, it might doesn’t work on all door, please chick out the size of your door before buy it(you can chick the size in the picture 2)

👉6.portable add lock can only be used for in-swinging hinged door