Mirror digital display power bank

Battery type: liquid lithium ion battery (18650)
Applicable type: general purpose
Battery type: cylindrical aluminum shell
Shell material: plastic
Additional function: LCD display
Size: 140*63*22mm
Power capacity: 20000mAh
Support conversion rate: 85 (%)
Support fast charging technology: two-way fast charging
Features: Digital display
Type: Emergency/Portable
Display: LCD digital display power
Output: 5V / 2.1A
Model: 20000mAh mirror power bank
Battery type: Lithium polymer battery
Output interface: dual USB