Item: Dual output rechargeable battery box, also known as battery pack, battery holder
Output A: DC 12 volt
Output B: DC 5 volt
Switch: On and off
Battery type: 18650 lithium ion rechargeable battery, not included
Charging time: 1 to 2 hours
Overcharge cut-off: 4.25 volt *3
Discharge cut-off: 2.75 volt *3
Dimension: 93*65*25 millimeter, approximately 3.5*2.5*1 inch
Certifications: CE, CCC
Charger LED indicator: Red for charging, green for fully recharged
Features: With 12.6V 1A lithium battery charger, free power cord, portable size, both output can be used at the same time, discharge protection, overcharge protection, overload protection, short circuit protection, easy to replace 18650 flat top Li-ion rechargeable batteries, same socket for 12 volt input and 12 volt output,