Rechargeable Flameless. The internal lithium-ion battery eliminates the need for liquid fuel, and it can be easily recharged via any USB port using the included cord. It can also be used at all altitudes without requiring oxygen intake adjustment. Waterproof Durable. Buoyant,Waterproof Wilderness Lighter with O-ring sealed cover and locking clasp; durable, impact resistant ABS Zinc alloy case ,Windproof flame can withstand winds up to 80 mph. To Use Broadly and Convenie. The waterproof electric lighter ignition sparks a flame even in wet conditions.Compact lighter is nicely pocketable, great for Cigarette Candle Cigar Pipe hunting backpacking and hiking. Safety and Simple. Easy starting with simple push button operation, it has a convenient blue indicator that lights when in use.