Title: Defected unit
Review: Door Alarm is defected, blinking red light all the time and alarm goes on any settings so have to remove batteries.One of window unit is not working. I tried to return it but 2 of window unit was already mounted on the window frameand it is very hard to remove it . Is there any way I can return Door alarm and one of the window alarm and have replacement?Please let me know what to do. Thank you.
Is this product review negative?