DAUERHAFT Alarm Touch Sensor, 120db Wireless Home Security Touch Door Sensor Easy to Install, Black Antitheft Security Alarm Loud Doorknob, Portable for Home Office Shop Bank - DAUERHAFThke873rap55216

• WITHOUT WIRES: You can easily hang this security alarm sensor on the inside door handle in no need of special wires, turn it on and the loud alarm will frighten away unwelcome invaders, thus protecting you and your families. LIGHTWEIGHT AND ANTIRUST: This alarm touch sensor adopts ABS material, which is lightweight, antirust and durable. With 120db ultra loud alarm ringing, which can scare away thieves and bad guys. HOW TO USE: When needed to use the alarm, only put the to "ON" position, and the alarm devices in stand-by. When the door or window is touched, it will immediately make sound for alarm. And the sound will not stop until the is put to "OFF" position (A 9V battery is available inside the device, for a new one when the original battery is used up). WIDE APPLICATION: When you install the touch sensor in your house, office or factory, it will ring to alarm once children open the doors and windows or a theft breaks in. In hotel you can install it on the door or window to ensure safety. After checking out it can be prepared for next time use. SERVICE GUARANTEE: We have a professional customer service team. Please contact customer service in time if you have any questions, we will solve them as soon as possible. Hope you have a good shopping experience. Please allow a slight error due to manual measurement.