Product details as below:
Model Number: BX-FD009-3
Application:HOME
Work Time (h):8-24 hours
Multifunctional:Camping, home lighting, reading, phone charging
Electric Battery Capacity:4000mAh, 7.4V
Lamp Solar Panel:4W 11V
Rechargeable by AC charger:optional
Body Case Material:ABS
Light Source:LED
Safety Protection:Over charge & discharge Protection
Product Charge Mode:Solar &AC Charger
Warranty:2 years
Customization:yes
Load Power (W):20W
Specification:MINI
Solar Power (W):4W
Output Voltage (V):7.4V
See below images: