Factory Wholesale Comes With Mobile Phone Holder 2usb Output 1 To 4 Output Charging Cable 20000 Mah Power Banks
Battery type: square aluminum case
Battery type: polymer lithium ion battery
Housing Material: Plastic
Color:black,white
Power capacity:5000mAh,10000mAh,20000mAh
Dimensions:144*68*15MM
Conversion rate: 80(%)