ELPA Slim Alarm ASA-M12 (PW) Set of 2 Unopened, New Everything shown in the images will be sent. Please refer to the photos for the product condition. 【High-Sensitivity Sensor】 This ELPA security alarm detects the opening of windows and doors with high sensitivity and immediately sounds an alarm. Ideal for those who want to enhance their security. 【Easy Installation】 Easy to install, no special tools required. Can be easily installed on windows and doors at home and can be used immediately. 【Loud Alarm】 The alarm sound is loud and provides a clear warning to the surroundings. Very effective as a crime prevention measure.