Sanjie Door Alarms When Opened,Door/Window Alarm Sensors for Kids Safety/Home Security/Pool/Garage/Dementia/Toddler/Travel Security,Easy to Install,Volume Control/Loud Alert,Long Battery Life,8 Pack

【Peace of Mind】This is the window/door alarms that guard the security of you and your home's property. Alarms can also keep kids and elderly people with dementia safe
【Easy to Install】Tear off the 3M double-sided tape on the back of the wireless alarm and install it on the door or window, etc. Turn on the switch, set the mode and ready to use. It is recommended that the alarm be installed indoors
【Volume Control】Alarms have 3 modes, 125dB Alarm(loud enough), 100dB Alarm, 100dB Chime (dingdong 2 times). When window/door alarms when opened,it will alarm continuously for 30 seconds and will not stop until the window/door/alarm is closed
【Long Battery Life】Powered by 3 * LR44 batteries supplied. Normal life of the alarm is up to 12 months. Low battery alert when the alarm is low
【After-sales Protection】All customers who have purchased our window/door alarms sensors can enjoy the right to lifetime after-sales protection.If you encounter problems in the use of the process,please contact us immediately.We will reply to you within 24 hours to help you solve the problem

Hello,