PG4000L1 Power bank 4000mAH
 
Capacity   
4000mAh
Input
5V±0.1 - 2.1A
Output
5V±0.1 - 2.1A
Over current protection(A)
>2.5A
Efficiency at 1A
89%
Statical current
<10uA
Input short protection
Yes
Output short protection
Yes
Over charge protection
Yes
Over discharging protection
Yes
Auto recover after short protection
Yes
Charging time via PC/Laptop
4.5 hours
Dimension
98x44x22mm
Net weight
115g