Specifications Customized Slim Card 2500mAh Power Bank for Promotion Gift

Materials :PLastic Super Slim 6.6MM             
capacity:2500MAH                                               
battery:lithium battery                                                                                                        
Input:5V 1000mA                                                                 
Output:5V 1000mA                                            
dimension: 96*62*6.6mm                                     
weight:70G colour:black,white,pink,yellow,green,blue(colours can be customized