Price non-negotiable ● Battery-powered, no wiring required ● Easy installation just by sticking it on ● Sensitivity selection (HI-LOW) and power switch included This glass vibration alarm notifies you of intrusion with a loud alarm when glass vibrates. Approximately 110 decibels of loud sound. Unopened. [Notes] *If you are in Okinawa, Hokkaido, or remote islands, please comment before purchasing as the shipping method will change. Please note that if you purchase without commenting, the transaction will be canceled due to the buyer's circumstances. To prevent trouble, please be sure to check the condition. Please feel free to comment if you have any concerns. If there is a discrepancy between the description and the photos, the photos will take precedence. *Returns cannot be accepted after the receipt evaluation. *As this is a used item, there may be dirt, discoloration, dullness, scratches, scuffs, etc. Please check the images before purchasing. *The product is photographed with a smartphone. The color and condition may differ from the actual product. *All accessories are shown in the photos. If you have any questions about missing accessories, please inquire before purchasing. *The perception of product condition varies from person to person, so please understand that this is a used item and refrain from purchasing if you are sensitive. Please feel free to ask any questions before purchasing. We will answer to the best of our ability. Thank you for your understanding and purchase. *We do not offer dedicated listings or holds. We will conduct transactions with the person who presses the purchase button. G