Door Sensor, Wireless Door Alert Chime Kit for Home/Office/Store, Coolqiya Door Open Chime Alarm Entry Alert System Operating at 600 FT Range with 5 Volume Levels & 58 Melodies, LED Flash (Black) - ‎fuyinxing, sensor-1t1

• UPC   713095285350
• 🔔【Wireless Door Entry Alert Chime System】- Wireless Door Entry Bell Alert System- Will Keep track of your little children, use for home to alert you when someone open the door. Also use for garage/office/retail store. 🔔【Easy To Install & Expand】- Easy To Install & Expand- Simply get the bell plugged into socket and Tear off the double-sided tape of the sensor and stick it on the door frame. You can add extra 20 receivers/transmitters. 🔔【Multiple Ringtones】600 FT in OPEN AREA RANGE- 58 Ringtones & 5 Level Volume (0 dB to 110 dB) to Adjust. LED indicators are suitable for the elderly and hearing impaired 🔔【How Does Door Sensor Alarm Kit Works?】- Attach 2 sections of sensor to a door/window frame. When you open the door, it will trigger the alarm unit and ring. 💖【After-Sale Service】- Approved by FCC, CE and RoHS. 💖Friendly customer service in 24hrs to make sure your satisfaction, any question please feel free to contact us, we will serve you sincerely., Manufacturer: ‎fuyinxing