Rechargeable, SAMSUNG Li-ion battery,3.6V 2600mAh.
2steps: 300 Lumens for work light, 3-4 hours continue use.
20 Lumens for top 0.5 W torch,10-15 hours continue use.
Strong magnet on the bottom.
Material: Aluminium+ABS.
Charge time: about 3-4 hours.
Protection: Over charge, Over Discharge and Auto shut off function.
Indicater: Red for charging, Green for fully charged.
USB Type-C charging port.
Optional: 1A USB charger.
suggest to charge with 1A charger.