Main Features: <br />High quality and durable in performance<br />Short-circuit protection<br />Over-temperature current adjustment<br />Protection of opposite connection<br />X4 charger can charge four battery once time<br />With over-charge protection for every port? batteries are safer to you <br /><br />Specifications:  <br />Charger: X4 <br />Input: DC 5V<br />Output: 4.2V (more or less within 5 percent)<br />Plug type: US plug with EU adapter <br />Plug: 3A US Charger Plug with EU Adapter<br />Battery: 3.7V 450mAh 25C<br />Package Content: 4 x 3.7V 450mAh 25C Battery? 1 x X4 Charger? 1 x US Charger Plug with EU Adapter<br /><br /><br />    Specifications<br />General<br />	 Type: Charger                                                	<br />Dimension and Weight<br />	 Package weight: 0.200 kg                                                  <br />                        Package size (L x W x H): 14.500 x 5.000 x 9.000 cm / 5.709 x 1.969 x 3.543 inches                                                	<br />Package Contents<br />	 Package Contents: 4 x Battery? 1 x X4 Charger? 1 x US Charger Plug with EU Adapter                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />                       <br />Product Safety Disclaimer: <br />We do not accept any responsibility or liability for misuse of this or any other product.  All our products are extensively tested to comply with rigorous and strict QC standards.  For certain products (e.g. toys? knives? etc.)? we recommend proper supervision as we cannot be held liable for misuse or accidents.<br /><br />  <br />Disclaimer: <br />We do not accept any responsibility or liability for the incorrect purchase of our products.  All of the products on the website are extensively tested to comply with rigorous and strict QC standards.  For all of our clothing products? items and accessories? please take careful note of the precise measurements? mainly shown in centimeters (CM).  As part of our company policy? we will not be able to accept returns or provide refunds for items which are the wrong size.<br /><br />                                                <br />