Stainless Steel | 【Pay Attention】Not Suitable For All Doors. Look Into Before Buying! | 【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.