• Door and/or window alarm sensors • On/off switch • Easy installation • Mounting pads (included) • Requires LR44 batteries (included) If you'd like to feel a little bit more aware of the goings on of your doors and windows, then invest in a set of door and window alarm sensors. • For €12 (a €38 value) get a pack of five alarm sensors • For €20 (a €76 value) get a pack of ten alarm sensors • Delivery not included. Additional charge of £4.99 applies per voucher to ROI addresses only. This will be charged in pounds sterling and converted by your card or other payment provider