Nitecore® NL1840HP Battery -4000 mAh 5000 mAh With an IP68 waterproof rating

With an IP68 waterproof rating and a covered charging port

Half the Hassle: Reverse S-Shaped Bolt-Action Mechanism allows you to smoothly switch between pen and pencil as you wish

Artemus Features:

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The Oclip Ultra is designed for effortless carry

Nitecore® NL1840HP Battery -4000 mAh 5000 mAh With an IP68 waterproof ratingThe NL1840HP stands out with an impressive 4000mAh capacity, making it an excellent choice for high drain devices due to its continuous 10A discharge current. Endowed with Nitecore's hallmark safety features and quality engineering, the NL1840HP stands as a testament to the brand's reputation as a reliable source of rechargeable Li ion batteries. The NL1840HP incorporates a built in intelligent protective circuit and a pressure relief valve,