Rechargeable headlamp 10 W COB+CREE LED T6XML. 4 light levels 100% - 50%. flashing. COB led. off. red indicator light on the back. waterproof IPX4. zoom function. The package includes a battery charger and rechargeable batteries 2×18650 3.7 V 3500 mAh. charging time 8 hours. The headlamp must be turned off during charging.