没有。122碰门把警报

122 Touch Door Knob Alarm Sensitive Theft-against door Alarm Function: Hanging in the home, companies, hotels or factories door lock, when the thieves or rogue touch or picking the lock, it will be issued to warning you immediately check out, to take appropriate measures to ensure that you and your family's life and property ; travel, travel stay at the hotel, you can own the product safety and hang in your house with locks on the inside gives you maximum security, when you leave,you can easily remove the alarm Features: Our high-tech security alarm transforms an ordinary doorknob into a highly touch sensitive burglar alarm. No installation required, just simply hang on the inside doorknob of unmetal door, or your luggage, very convenient and much increase your safety of home, office, hotel, warehouse or personal belongs etc.