?<p><strong>Basic feature:</strong><br />Model: A1021<br />Input: 100-240V / 1A / 50-60Hz<br />Output: 24.5V /2.65A<br /><br /><strong>WARNING: </strong><br />1. This device may not cause harmful interference.<br />2. This device must accept any interference received， including interference that may cause undesired operation.</p>