Shenzhen EMB Technology Co., Ltd

Quality 18650 Cylindrical Cells, 21700 Cylindrical Cells manufacturer from China

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RS50 70A 4950mAh 21700 Battery Power Boost

January 06, 2026

Unleash the full potential of your e-bike, racing scooter, or high-demand power tools with the RS50 4950mAh 21700 Lithium Battery. Engineered for superior performance, this premium cell delivers an exceptional 70A continuous discharge current, ensuring consistent and reliable power delivery for even the most demanding applications.

Experience significantly extended runtimes thanks to its impressive 4950mAh capacity, minimizing downtime and maximizing your productivity. The RS50's advanced design features extremely low internal impedance, translating to efficient power transfer and superior thermal management. This means your devices run cooler, longer, and at peak performance.

Whether you're powering high-load robotics, electric motorcycles, powerful drills, or sensitive medical equipment, the RS50 provides the stable voltage curve and high burst power you need to get the job done. Its rechargeable nature and impressive cycle life of up to 500 cycles (to 80% capacity) make it an economical and sustainable choice for all your power needs.

Upgrade your power solutions today with the RS50 and feel the difference in performance and durability. Don't let power limitations hold you back. Get the RS50 and experience the ultimate in high-drain battery technology!

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