SPECS: Up to 1000 lumens (high) or 50 lumens (low) for customizable lighting IPX4 water-resistance rating for reliable use outdoors in the elements Impact-resistant up to 1 meter Beam distance: Up to 275 meters (high) or 25 meters (low) Battery charging time: 2 hours with quick-charging station (sold separately) or 2.4 amp USB output Battery includes a 10 lumens LED flashlight on top for added visibility in low light LED battery-level indicator DESIGN AND TECHNOLOGY: OneSource powers your outdoor gear and devices with one interchangeable rechargeable battery system Lifetime LEDs never need replacing The fully charged 4800 mAh lithium-ion battery powers the flashlight up to 100 hours (low) or 2 hours (high) 5 hours with 1 amp USB output Battery can also be recharged from any USB port (e.g., wall outlets, vehicles, OneSource charging stations, other OneSource batteries, or universal power banks) Battery supports USB-charging of external devices while powering gear.