Highlights:  
<br />1. Used as a 18650 battery charger. Only flat top batteries are allowed
<br />2. Used as a mobile power bank case: When 18650 batteries are put in, the box can charge other digital devices
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<br />Batteries are not included
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<br />    Specifications
<br />General 
<br />	 Type: Charger                                                  
<br />                        Charging Cell Type: Lithium Ion                                                  
<br />                        Compatible : 18650                                                  
<br />                        Rechargeable Battery Qty: 4                                                  
<br />                        Input Voltage: DC 5V                                                  
<br />                        Output Voltage: 5.1V, 2.1A                                                	
<br />Functions
<br />	 Short-Circuit Protection: YES                                                  
<br />                        Over-Charging Protection: YES                                                  
<br />                        Over-Discharging Protection: YES                                                	
<br />Dimension and Weight
<br />	 Product weight: 0.250 kg                                                  
<br />                        Package weight: 0.35 kg                                                  
<br />                        Product size (L x W x H): 9.05 x 7.7 x 2.1 cm / 3.56 x 3.03 x 0.83 inches                                                  
<br />                        Package size (L x W x H): 12 x 9 x 4 cm / 4.72 x 3.54 x 1.57 inches                                                	
<br />Package Contents
<br />	 Package Contents: 1 x Xiaomi Style Battery Charger                                                	
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