Main Features:<br />3.7V Li-ion battery 900mAh 3.33WH<br />Input: AC 100-250V 50 / 60Hz<br />Output: DC 5.0V 1A<br /><br />    Specifications<br />Specification<br />	 Material  : Electronic components， Plastic                                                  <br />                        Color  : Black                                                	<br />Dimension and Weight<br />	 Product weight   : 12 g                                                  <br />                        Product size (L x W x H)  : 5.4 x 3.8 x 1.5 cm / 2.1 x 1.5 x 0.6 inches                                                  <br />                        Package size (L x W x H)  : 8.0 x 7.0 x 3.0 cm                                                	<br />Package contents<br />	 Package contents: 1 x Battery Charger                                                	<br /><br /><br /><br />                                                <br />