Welcome to our store！</br>1、The installation is simple and convenient, no battery is installed, and the 12V power supply is directly connected. 2、Doorbell installation method: wall hanging or double-sided tape. 3、90 decibels volume, clear ringtones, promptly remind you that there are guests visiting. 4、This doorbell is suitable for all types of access control systems. 5、Exquisite appearance and stable performance. <div class="wang-edit-text"><span style="font-family:Arial;font-size:16px;">Features:</span> <ol> <li> <span style="font-family:Arial;font-size:16px;">The installation is simple and convenient, no battery is installed, and the 12V power supply is directly connected.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">Doorbell installation method: wall hanging or double-sided tape.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">90 decibels volume, clear ringtones, promptly remind you that there are guests visiting.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">This doorbell is suitable for all types of access control systems.</span> </li> <li> <span style="font-family:Arial;font-size:16px;">Exquisite appearance and stable performance.</span> </li> </ol> <span style="font-family:Arial;font-size:16px;">Specification:</span> <span style="font-family:Arial;font-size:16px;">Condition: </span> <span style="font-family:Arial;font-size:16px;">Color: White</span> <span style="font-family:Arial;font-size:16px;">Material: ABS</span> <span style="font-family:Arial;font-size:16px;">Size: Approx. 8.7 x 6cm/3.4 x 2.4in Voltage: 12V </span> <span style="font-family:Arial;font-size:16px;">Package List:</span> <span style="font-family:Arial;font-size:16px;">1 x Wired Doorbell</span> <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style></div> Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store