Power Bank 20000mah External Battery Pack LCD Portable

Output Interface: Double USB
Support Quick Charge Technology: Two-way Quick Charge
Battery Type: Li-polymer Batter
Output: 5V/2.1A
Is LED Lamp Illumination: Yes
Size: 5.51 × 2.48 × 0.87 in
type: Emergency / Portable
outputinterface: Double USB
batterytype: Li-polymer Battery
display: LCD digital display power
feature: Compatible with all phones