4000mah 3.7V 70g 30A 40T 21700 Li-ion Rechargeable Battery , High Discharge/High Capacity 3.7V 21700 Li-ion Battery

4000mah 3.7V 70g 30A 40T 21700 Li-ion Rechargeable Battery , High Discharge/High Capacity 3.7V 21700 Li-ion Battery

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