Wireless Motion Sensor Door Chime, Commercial Door Entry Alert Motion Detector Alarm Entrance Welcome Doorbell Infrared Motion Sensor Alarm Detector Audio Player for Shop Store - TOPINCN, TOPINCNuwan24te5i

• FLEXIBLE AND OPTIONAL - Infrared sensors detect motion and send signals to the receiver. A total of 38 ringtones, 4 levels volume adjustment, 7 countries different language choice. TECHNICAL PARAMETERS - The motion sensor is powered by 3 AAA batteries(not included), induction distance of 2‑5meters, induction angle of 100°. EASY INSTALLATION - The indoor motion sensor doorbell is wall mounted, simple, fast, wire installation, very convenient, can be used to monitor and protect your outdoor/indoor property. FOR SHOP OR STORE - You can install a teleprompter at the door of a shop or bar to greet customers when they arrive. When you are busy at the same time, or when a guest is out of your sight, the alarm will notify you of the arrival of a guest. DELAY TIME - The detection delay between motion sensor alarms can be configured to range from 15 seconds to 30 seconds by placing the sensor at the driveway entrance and the receiver at home., Manufacturer: TOPINCN