1, 6, 8, or 10-Pack Door & Window Sensor Alarm

Stay safe at home with this Door and Window Sensor Alarm Sensor alarm suitable for use on both doors and windows Alarm is super loud so even the elderly can hear it clearly and it can scare off potential intruders Simple to use and very accurate with no false alarms Alarm comes in 2 pieces; 1 piece to attach to door or window, and other piece for frame Includes 3 working modes which can be adjusted at will Reminder mode will give off gentle 'ding-dong' alarm; suitable for shops when customers enter Drip drip mode to remind the door or window is not closed Third mode is a direct alarm; suitable for use at nighttime Powered by non-rechargeable button battery (included) Choose to purchase as 1, 6, 8 or 10-pack   Buying Options:   4.99 pounds instead of 19.99 pounds for 1-Pack Door and Window Sensor Alarm - save 75% 24.99 pounds instead of 59.99 pounds for 6-Pack Door and Window Sensor Alarm - save 58% 31.99 pounds instead of 79.99 pounds for 8-Pack Door and Window Sensor Alarm - save 60% 38.99 pounds instead of 99.99 pounds for 10-Pack Door and Window Sensor Alarm - save 61%