Packge includes:(1) 110-240V SAA AC charger; (2) USB charging cable; (3) USB car charger
Work time:Using maximum lumen: 2.5 hours / Using minimum lumen: 20 hours
Battery:3.7V 2500mAh/Li-ion Rechargeable battery. Charging time: Approx 5 hours. Charge the battery completely and perform to zero when using for the first time. Then fully charge again. During charging, the indicator light will flash. After charging is complete, it will stop flashing and indicator lights will be on.